FR1135585A - Improvements made to articles such as protractors - Google Patents

Improvements made to articles such as protractors

Info

Publication number
FR1135585A
FR1135585A FR1135585DA FR1135585A FR 1135585 A FR1135585 A FR 1135585A FR 1135585D A FR1135585D A FR 1135585DA FR 1135585 A FR1135585 A FR 1135585A
Authority
FR
France
Prior art keywords
protractors
articles
improvements made
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
Antoine-Paul-Rene Porte
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 FR1135585A publication Critical patent/FR1135585A/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
    • B43L7/027—Plural non-adjustable straightedges fixed at right angles
    • B43L7/0275—Triangles
    • 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
    • B43L7/10—Plural straightedges relatively movable
    • B43L7/12—Square and pivoted straightedges
FR1135585D 1955-11-08 1955-11-08 Improvements made to articles such as protractors Expired FR1135585A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1135585T 1955-11-08

Publications (1)

Publication Number Publication Date
FR1135585A true FR1135585A (en) 1957-04-30

Family

ID=9639933

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1135585D Expired FR1135585A (en) 1955-11-08 1955-11-08 Improvements made to articles such as protractors

Country Status (1)

Country Link
FR (1) FR1135585A (en)

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