GB2075306B - Electronic intercommunication installation - Google Patents

Electronic intercommunication installation

Info

Publication number: GB2075306B
Authority: GB; United Kingdom
Prior art keywords: intercommunication installation; electronic intercommunication; electronic; installation; intercommunication
Prior art date: 1980-04-16
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

GB8111345A

Other versions

GB2075306A (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.)

ALE International SAS

Original Assignee

La Telephone Industrielle et Commerciale Telic Alcatel SA

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.)

1980-04-16

Filing date

1981-04-10

Publication date

1985-02-13

1981-04-10 Application filed by La Telephone Industrielle et Commerciale Telic Alcatel SA filed Critical La Telephone Industrielle et Commerciale Telic Alcatel SA

1981-11-11 Publication of GB2075306A publication Critical patent/GB2075306A/en

1985-02-13 Application granted granted Critical

1985-02-13 Publication of GB2075306B publication Critical patent/GB2075306B/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
- H04M9/005—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems with subscriber controlled access to an exchange line
- H04M9/007—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems with subscriber controlled access to an exchange line wherein the key telephone sets are star-connected to a central unit by a limited number of lines

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Small-Scale Networks (AREA)
Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Sub-Exchange Stations And Push- Button Telephones (AREA)
Accommodation For Nursing Or Treatment Tables (AREA)

GB8111345A 1980-04-16 1981-04-10 Electronic intercommunication installation Expired GB2075306B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR8008671A FR2481033B1 (en)	1980-04-16	1980-04-16	ELECTRONIC INTERCOMMUNICATION INSTALLATION

Publications (2)

Publication Number	Publication Date
GB2075306A GB2075306A (en)	1981-11-11
GB2075306B true GB2075306B (en)	1985-02-13

Family

ID=9241034

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8111345A Expired GB2075306B (en)	1980-04-16	1981-04-10	Electronic intercommunication installation

Country Status (13)

Country	Link
JP (1)	JPS579190A (en)
BE (1)	BE888435A (en)
BR (1)	BR8102253A (en)
DE (1)	DE3114977A1 (en)
DK (1)	DK170081A (en)
ES (1)	ES501298A0 (en)
FR (1)	FR2481033B1 (en)
GB (1)	GB2075306B (en)
IE (1)	IE51482B1 (en)
IT (1)	IT1137365B (en)
MX (1)	MX149212A (en)
PT (1)	PT72871B (en)
SE (1)	SE8102382L (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS59228828A (en) *	1983-06-11	1984-12-22	萱沢　文男	Fluorescent amount measuring apparatus of eye body
US4638124A (en) *	1984-09-21	1987-01-20	Itt Corporation	Key telephone system with distributed control

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS53119606A (en) *	1977-03-28	1978-10-19	Toshiba Corp	Double concentrating transmission system of tree-pair line
US4112261A (en) *	1977-05-16	1978-09-05	The Anaconda Company	Key telephone system and method

1980
- 1980-04-16 FR FR8008671A patent/FR2481033B1/en not_active Expired
1981
- 1981-04-10 GB GB8111345A patent/GB2075306B/en not_active Expired
- 1981-04-13 ES ES501298A patent/ES501298A0/en active Granted
- 1981-04-13 BR BR8102253A patent/BR8102253A/en unknown
- 1981-04-14 IT IT21158/81A patent/IT1137365B/en active
- 1981-04-14 IE IE839/81A patent/IE51482B1/en unknown
- 1981-04-14 DE DE19813114977 patent/DE3114977A1/en not_active Ceased
- 1981-04-14 DK DK170081A patent/DK170081A/en not_active IP Right Cessation
- 1981-04-14 SE SE8102382A patent/SE8102382L/en not_active Application Discontinuation
- 1981-04-15 JP JP5572781A patent/JPS579190A/en active Pending
- 1981-04-15 BE BE0/204495A patent/BE888435A/en not_active IP Right Cessation
- 1981-04-15 MX MX186897A patent/MX149212A/en unknown
- 1981-04-15 PT PT72871A patent/PT72871B/en unknown

Also Published As

Publication number	Publication date
ES8203183A1 (en)	1982-03-01
FR2481033B1 (en)	1987-11-06
PT72871A (en)	1981-05-01
SE8102382L (en)	1981-10-17
IT8121158A0 (en)	1981-04-14
IT1137365B (en)	1986-09-10
MX149212A (en)	1983-09-23
BE888435A (en)	1981-07-31
FR2481033A1 (en)	1981-10-23
JPS579190A (en)	1982-01-18
IE51482B1 (en)	1987-01-07
BR8102253A (en)	1981-11-24
GB2075306A (en)	1981-11-11
IE810839L (en)	1981-10-16
ES501298A0 (en)	1982-03-01
DK170081A (en)	1981-10-17
PT72871B (en)	1982-03-29
DE3114977A1 (en)	1982-03-18

Publication	Publication Date	Title
JPS5739832A (en)	1982-03-05	Electronic hemadinamometer
JPS57145640A (en)	1982-09-08	Electronic hemomanometer
ZA825097B (en)	1983-04-27	Telephone installation
GB2075306B (en)	1985-02-13	Electronic intercommunication installation
JPS56101739A (en)	1981-08-14	Electronic part
JPS56121535A (en)	1981-09-24	Electronic hemadinamometer
JPS576636A (en)	1982-01-13	Electronic hemadinamometer
JPS56126294A (en)	1981-10-03	Electronic range
JPS56101730A (en)	1981-08-14	Electronic part
GB2085396B (en)	1984-06-27	Trans-shipping installation
JPS5776785A (en)	1982-05-13	Electronic range
JPS56121285A (en)	1981-09-24	Electronic range
JPS5796491A (en)	1982-06-15	Electronic range
JPS5796490A (en)	1982-06-15	Electronic range
JPS57105991A (en)	1982-07-01	Electronic range
JPS57211336A (en)	1982-12-25	Electronic hemomanometer
JPS5787117A (en)	1982-05-31	Electronic part
JPS56146296A (en)	1981-11-13	Electronic part
JPS57151193A (en)	1982-09-18	Electronic range
JPS57151192A (en)	1982-09-18	Electronic range
JPS57143288A (en)	1982-09-04	Electronic range
JPS57132695A (en)	1982-08-17	Electronic range
JPS5789293A (en)	1982-06-03	Chamferring type electronic part
YU42320B (en)	1988-08-31	Electronic aerometer
YU236780A (en)	1982-08-31	Electronic parkmeter

Legal Events

Date	Code	Title	Description
1991-12-04	PCNP	Patent ceased through non-payment of renewal fee