BE481998A - - Google Patents

Info

Publication number: BE481998A
Authority: BE; Belgium

Application number

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.)

1947-06-02

Publication of BE481998A publication Critical patent/BE481998A/xx

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
- B43L13/14—Devices for drawing in perspective
- B43L13/148—Devices for drawing in perspective using copying or multiple drawing arrangements
- 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
- B43L13/10—Pantographic instruments for copying, enlarging, or diminishing

BE481998D 1947-06-02 BE481998A (enrdf_load_html_response)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB265536X		1947-06-02
GB70448X		1948-04-07

Publications (1)

Publication Number	Publication Date
BE481998A true BE481998A (enrdf_load_html_response)

Family

ID=26241126

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE481998D BE481998A (enrdf_load_html_response)	1947-06-02

Country Status (3)

Country	Link
BE (1)	BE481998A (enrdf_load_html_response)
CH (1)	CH265536A (enrdf_load_html_response)
DE (1)	DE854854C (enrdf_load_html_response)

0
- BE BE481998D patent/BE481998A/xx unknown
1948
- 1948-04-27 CH CH265536D patent/CH265536A/de unknown
1949
- 1949-06-28 DE DEP47133A patent/DE854854C/de not_active Expired

Also Published As

Publication number	Publication date
DE854854C (de)	1952-11-06
CH265536A (de)	1949-12-15

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