FR678345A - Improvement in drawing boards - Google Patents

Improvement in drawing boards

Info

Publication number
FR678345A
FR678345A FR678345DA FR678345A FR 678345 A FR678345 A FR 678345A FR 678345D A FR678345D A FR 678345DA FR 678345 A FR678345 A FR 678345A
Authority
FR
France
Prior art keywords
improvement
drawing boards
boards
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
Georges Saint-Martin
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 FR678345A publication Critical patent/FR678345A/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
    • B43L5/00—Drawing boards
FR678345D 1929-07-12 1929-07-12 Improvement in drawing boards Expired FR678345A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR678345T 1929-07-12

Publications (1)

Publication Number Publication Date
FR678345A true FR678345A (en) 1930-03-21

Family

ID=9020995

Family Applications (1)

Application Number Title Priority Date Filing Date
FR678345D Expired FR678345A (en) 1929-07-12 1929-07-12 Improvement in drawing boards

Country Status (1)

Country Link
FR (1) FR678345A (en)

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