FR544603A - Compas à crayon - Google Patents

Compas à crayon

Info

Publication number
FR544603A
FR544603A FR544603DA FR544603A FR 544603 A FR544603 A FR 544603A FR 544603D A FR544603D A FR 544603DA FR 544603 A FR544603 A FR 544603A
Authority
FR
France
Prior art keywords
compass
pencil
pencil compass
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
English (en)
Inventor
Robert Cochran Dickson
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 FR544603A publication Critical patent/FR544603A/fr
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
    • B43L9/00—Circular curve-drawing or like instruments
    • B43L9/02—Compasses
FR544603D 1921-04-19 1921-12-15 Compas à crayon Expired FR544603A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL19215A NL8469C (fr) 1921-04-19 1921-04-19
US527165A US1429848A (en) 1921-04-19 1922-01-05 Lead compass

Publications (1)

Publication Number Publication Date
FR544603A true FR544603A (fr) 1922-09-26

Family

ID=24100363

Family Applications (1)

Application Number Title Priority Date Filing Date
FR544603D Expired FR544603A (fr) 1921-04-19 1921-12-15 Compas à crayon

Country Status (4)

Country Link
US (1) US1429848A (fr)
DE (1) DE368250C (fr)
FR (1) FR544603A (fr)
NL (1) NL8469C (fr)

Also Published As

Publication number Publication date
NL8469C (fr) 1923-04-16
US1429848A (en) 1922-09-19
DE368250C (de) 1923-02-02

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