CH530874A - Flat drawing board - Google Patents
Flat drawing boardInfo
- Publication number
- CH530874A CH530874A CH455971A CH455971A CH530874A CH 530874 A CH530874 A CH 530874A CH 455971 A CH455971 A CH 455971A CH 455971 A CH455971 A CH 455971A CH 530874 A CH530874 A CH 530874A
- Authority
- CH
- Switzerland
- Prior art keywords
- drawing board
- flat drawing
- flat
- board
- Prior art date
Links
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
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)
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 |
---|---|
AT340279B (en) | 1977-12-12 |
DE2030447A1 (en) | 1971-12-30 |
NL7107051A (en) | 1971-12-22 |
ATA519371A (en) | 1977-03-15 |
FR2099170A5 (en) | 1972-03-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |