FR820240A - Device for tracing ovals, ellipses, geometric patterns and ornamentation - Google Patents

Device for tracing ovals, ellipses, geometric patterns and ornamentation

Info

Publication number
FR820240A
FR820240A FR820240DA FR820240A FR 820240 A FR820240 A FR 820240A FR 820240D A FR820240D A FR 820240DA FR 820240 A FR820240 A FR 820240A
Authority
FR
France
Prior art keywords
ovals
ornamentation
ellipses
tracing
geometric patterns
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
Fischbach Eugene Edmond
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 FR820240A publication Critical patent/FR820240A/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
    • B43L11/00—Non-circular-curve-drawing instruments
FR820240D 1937-04-02 1937-04-02 Device for tracing ovals, ellipses, geometric patterns and ornamentation Expired FR820240A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR820240T 1937-04-02

Publications (1)

Publication Number Publication Date
FR820240A true FR820240A (en) 1937-11-06

Family

ID=9270979

Family Applications (1)

Application Number Title Priority Date Filing Date
FR820240D Expired FR820240A (en) 1937-04-02 1937-04-02 Device for tracing ovals, ellipses, geometric patterns and ornamentation

Country Status (1)

Country Link
FR (1) FR820240A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3279938A (en) * 1961-11-29 1966-10-18 Westinghouse Electric Corp Infrared transmitting optical filter having porous antimony triselenide layer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3279938A (en) * 1961-11-29 1966-10-18 Westinghouse Electric Corp Infrared transmitting optical filter having porous antimony triselenide layer

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