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FR495738A - Compas à ellipse - Google Patents

Compas à ellipse

Info

Publication number
FR495738A
FR495738A FR495738DA FR495738A FR 495738 A FR495738 A FR 495738A FR 495738D A FR495738D A FR 495738DA FR 495738 A FR495738 A FR 495738A
Authority
FR
France
Prior art keywords
ellipse compass
compass
ellipse
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
Georges Vigneron
Gustave Gregoire
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GUSTAVE GREGOIRE
Original Assignee
GUSTAVE GREGOIRE
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 by GUSTAVE GREGOIRE filed Critical GUSTAVE GREGOIRE
Application granted granted Critical
Publication of FR495738A publication Critical patent/FR495738A/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
    • B43L11/00—Non-circular-curve-drawing instruments
    • B43L11/02—Non-circular-curve-drawing instruments for drawing conic sections
    • B43L11/04—Non-circular-curve-drawing instruments for drawing conic sections for drawing ellipses
    • B43L11/041—Non-circular-curve-drawing instruments for drawing conic sections for drawing ellipses by means of a compass
FR495738D 1913-08-11 1919-02-13 Compas à ellipse Expired FR495738A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE495738X 1913-08-11

Publications (1)

Publication Number Publication Date
FR495738A true FR495738A (fr) 1919-10-16

Family

ID=1531251

Family Applications (1)

Application Number Title Priority Date Filing Date
FR495738D Expired FR495738A (fr) 1913-08-11 1919-02-13 Compas à ellipse

Country Status (1)

Country Link
FR (1) FR495738A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1983002588A1 (fr) * 1982-01-27 1983-08-04 Hans Rauner Compas pour tracer des ellipses

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1983002588A1 (fr) * 1982-01-27 1983-08-04 Hans Rauner Compas pour tracer des ellipses

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