CH530874A - Flat drawing board - Google Patents

Flat drawing board

Info

Publication number: CH530874A
Authority: CH; Switzerland
Prior art keywords: drawing board; flat drawing; flat; board
Prior art date: 1970-06-20

Application number

CH455971A

Other languages

German (de)

Inventor

Hofmeister Paul

Original Assignee

Martz Kg Marabuwerke

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.)

1970-06-20

Filing date

1971-03-30

Publication date

1972-11-30

1971-03-30 Application filed by Martz Kg Marabuwerke filed Critical Martz Kg Marabuwerke

1972-11-30 Publication of CH530874A publication Critical patent/CH530874A/en

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
- B43L13/005—Portable combined drawing-aids including boards

CH455971A 1970-06-20 1971-03-30 Flat drawing board CH530874A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19702030447 DE2030447A1 (en)	1970-06-20	1970-06-20	Flat drawing board

Publications (1)

Publication Number	Publication Date
CH530874A true CH530874A (en)	1972-11-30

Family

ID=5774475

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH455971A CH530874A (en)	1970-06-20	1971-03-30	Flat drawing board

Country Status (5)

Country	Link
AT (1)	AT340279B (en)
CH (1)	CH530874A (en)
DE (1)	DE2030447A1 (en)
FR (1)	FR2099170A5 (en)
NL (1)	NL7107051A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3421395A1 (en) *	1983-08-20	1985-03-07	Walter Hebel Gmbh & Co, 5242 Kirchen	NON-SLIP COATING

1970
- 1970-06-20 DE DE19702030447 patent/DE2030447A1/en active Pending
1971
- 1971-03-30 CH CH455971A patent/CH530874A/en not_active IP Right Cessation
- 1971-05-24 NL NL7107051A patent/NL7107051A/xx unknown
- 1971-06-16 AT AT519371A patent/AT340279B/en active
- 1971-06-17 FR FR7122073A patent/FR2099170A5/fr not_active Expired

Also Published As

Publication number	Publication date
FR2099170A5 (en)	1972-03-10
NL7107051A (en)	1971-12-22
ATA519371A (en)	1977-03-15
AT340279B (en)	1977-12-12
DE2030447A1 (en)	1971-12-30

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Legal Events

Date	Code	Title	Description
1986-11-28	PL	Patent ceased