FR913605A - Improvement in rulers, squares and other drawing instruments - Google Patents

Improvement in rulers, squares and other drawing instruments

Info

Publication number
FR913605A
FR913605A FR913605DA FR913605A FR 913605 A FR913605 A FR 913605A FR 913605D A FR913605D A FR 913605DA FR 913605 A FR913605 A FR 913605A
Authority
FR
France
Prior art keywords
rulers
squares
improvement
drawing instruments
instruments
Prior art date
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
Other languages
French (fr)
Inventor
Pierre-Louis-Maurice Chaix
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.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR913605A publication Critical patent/FR913605A/en
Expired legal-status Critical Current

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
    • B43L7/00—Straightedges
FR913605D 1945-03-15 1945-03-15 Improvement in rulers, squares and other drawing instruments Expired FR913605A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR913605T 1945-03-15

Publications (1)

Publication Number Publication Date
FR913605A true FR913605A (en) 1946-09-16

Family

ID=9421831

Family Applications (1)

Application Number Title Priority Date Filing Date
FR913605D Expired FR913605A (en) 1945-03-15 1945-03-15 Improvement in rulers, squares and other drawing instruments

Country Status (1)

Country Link
FR (1) FR913605A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE958180C (en) * 1953-05-03 1957-02-14 Ernst Neufert Tear bar
DE1011322B (en) * 1952-10-20 1957-06-27 Ewald Mund Drawing device
US4262428A (en) * 1979-12-26 1981-04-21 Patel Narendrakumar M Lettering scale

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1011322B (en) * 1952-10-20 1957-06-27 Ewald Mund Drawing device
DE958180C (en) * 1953-05-03 1957-02-14 Ernst Neufert Tear bar
US4262428A (en) * 1979-12-26 1981-04-21 Patel Narendrakumar M Lettering scale

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