GB2021831B - Typewriter - Google Patents

Typewriter

Info

Publication number: GB2021831B
Authority: GB; United Kingdom
Prior art keywords: typewriter
Prior art date: 1978-05-22
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

GB7915255A

Other versions

GB2021831A (en

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

International Business Machines Corp

Original Assignee

International Business Machines Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1978-05-22

Filing date

1979-05-02

Publication date

1982-06-30

1979-05-02 Application filed by International Business Machines Corp filed Critical International Business Machines Corp

1979-12-05 Publication of GB2021831A publication Critical patent/GB2021831A/en

1982-06-30 Application granted granted Critical

1982-06-30 Publication of GB2021831B publication Critical patent/GB2021831B/en

Status Expired legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
- B41J29/26—Devices, non-fluid media or methods for cancelling, correcting errors, underscoring or ruling
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J21/00—Column, tabular or like printing arrangements; Means for centralising short lines
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
- B41J29/26—Devices, non-fluid media or methods for cancelling, correcting errors, underscoring or ruling
- B41J29/36—Devices, non-fluid media or methods for cancelling, correcting errors, underscoring or ruling for cancelling or correcting errors by overprinting

GB7915255A 1978-05-22 1979-05-02 Typewriter Expired GB2021831B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US90831478A	1978-05-22	1978-05-22

Publications (2)

Publication Number	Publication Date
GB2021831A GB2021831A (en)	1979-12-05
GB2021831B true GB2021831B (en)	1982-06-30

Family

ID=25425576

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB7915255A Expired GB2021831B (en)	1978-05-22	1979-05-02	Typewriter

Country Status (14)

Country	Link
JP (1)	JPS54152516A (en)
AU (1)	AU520621B2 (en)
BE (1)	BE875749A (en)
BR (1)	BR7903161A (en)
CA (1)	CA1118702A (en)
CH (1)	CH644063A5 (en)
DE (1)	DE2920498A1 (en)
ES (1)	ES480751A1 (en)
FR (1)	FR2426575A1 (en)
GB (1)	GB2021831B (en)
IT (1)	IT1166831B (en)
MX (1)	MX146052A (en)
NL (1)	NL7903848A (en)
SE (1)	SE440886B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1158588A (en) *	1980-01-30	1983-12-13	Robert W. Hooker	Erasing typewriter with automatic/manual selection
JPS5759225A (en) *	1980-09-29	1982-04-09	Canon Inc	Kana (japanese syllabary) character input equipment
AU530568B2 (en) *	1980-10-31	1983-07-21	Canon Kabushiki Kaisha	Serial printing apparatus with memory and display
JPS5851176A (en) *	1981-09-24	1983-03-25	Canon Inc	Printer
CA1205035A (en) *	1981-09-24	1986-05-27	Michihisa Kumamoto	Printing apparatus having a memory for storing printed character information
JPS62181172A (en) *	1986-10-23	1987-08-08	Brother Ind Ltd	Typewriter
US4818130A (en) *	1986-11-19	1989-04-04	Brother Kogyo Kabushiki Kaisha	Character erasable printing apparatus including selective erasing of variable length underline
JPS63252773A (en) *	1987-04-09	1988-10-19	Brother Ind Ltd	document creation device
US4789257A (en) *	1987-09-25	1988-12-06	International Business Machines Corporation	Line find feature for an electronic typewriter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1001516B (en) *	1972-08-03	1976-04-30	Ibm	MACHINE SYSTEM FOR WRITING WITH AUTOMATIC CANCELLATION
GB1554415A (en) *	1975-10-15	1979-10-17	Xerox Corp	Word underscore(enhanced underscoring methods and means for automatic typewriter and the like employing hammertype impact printing mechanism)

1979
- 1979-02-22 CA CA000322249A patent/CA1118702A/en not_active Expired
- 1979-03-29 CH CH289979A patent/CH644063A5/en not_active IP Right Cessation
- 1979-04-17 FR FR7910426A patent/FR2426575A1/en active Granted
- 1979-04-19 AU AU46160/79A patent/AU520621B2/en not_active Ceased
- 1979-04-20 BE BE0/194751A patent/BE875749A/en not_active IP Right Cessation
- 1979-05-02 GB GB7915255A patent/GB2021831B/en not_active Expired
- 1979-05-10 JP JP5644079A patent/JPS54152516A/en active Granted
- 1979-05-14 MX MX177639A patent/MX146052A/en unknown
- 1979-05-16 NL NL7903848A patent/NL7903848A/en not_active Application Discontinuation
- 1979-05-18 IT IT22781/79A patent/IT1166831B/en active
- 1979-05-21 ES ES480751A patent/ES480751A1/en not_active Expired
- 1979-05-21 DE DE19792920498 patent/DE2920498A1/en not_active Ceased
- 1979-05-21 SE SE7904412A patent/SE440886B/en not_active IP Right Cessation
- 1979-05-21 BR BR7903161A patent/BR7903161A/en unknown

Also Published As

Publication number	Publication date
AU4616079A (en)	1979-11-29
GB2021831A (en)	1979-12-05
IT7922781A0 (en)	1979-05-18
ES480751A1 (en)	1980-01-16
SE440886B (en)	1985-08-26
BR7903161A (en)	1979-12-11
JPS5732959B2 (en)	1982-07-14
FR2426575B1 (en)	1983-03-18
CA1118702A (en)	1982-02-23
AU520621B2 (en)	1982-02-11
SE7904412L (en)	1979-11-23
NL7903848A (en)	1979-11-26
JPS54152516A (en)	1979-11-30
IT1166831B (en)	1987-05-06
DE2920498A1 (en)	1979-11-29
FR2426575A1 (en)	1979-12-21
CH644063A5 (en)	1984-07-13
BE875749A (en)	1979-08-16
MX146052A (en)	1982-05-06

Publication	Publication Date	Title
GB2017587A (en)	1979-10-10	Printer
GB2021828B (en)	1982-02-24	Typewriter
GB2021827B (en)	1982-03-31	Typewriter
GB2015433B (en)	1982-03-03	Printer
GB2021831B (en)	1982-06-30	Typewriter
GB2021830B (en)	1982-02-24	Typewriter
GB2021829A (en)	1979-12-05	Typewriter
JPS54144215A (en)	1979-11-10	Typewriter
GB2012088B (en)	1982-06-09	Printer
JPS54101224A (en)	1979-08-09	Printer
JPS54104917A (en)	1979-08-17	Printer
JPS552470A (en)	1980-01-09	Typewriter case
JPS54154617A (en)	1979-12-05	Typewriter
JPS54100813A (en)	1979-08-08	Printer
JPS541118A (en)	1979-01-06	Printer
JPS54111904A (en)	1979-09-01	Printer
GB2025639B (en)	1982-06-30	Cinefilm printer
JPS54115918A (en)	1979-09-08	Typewriter
CA44115S (en)	1978-08-28	Typewriter
CA44741S (en)	1978-12-18	Typewriter
JPS54111919A (en)	1979-09-01	Printer
JPS54104923A (en)	1979-08-17	Printer
JPS54100820A (en)	1979-08-08	Smalllscale printer
JPS54108710A (en)	1979-08-25	Printer
JPS53106223A (en)	1978-09-16	Typewriter

Legal Events

Date	Code	Title	Description
1992-01-02	732	Registration of transactions, instruments or events in the register (sect. 32/1977)
1996-01-03	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19950502