FR642517A - Compas pour tracer des courbes - Google Patents

Compas pour tracer des courbes

Info

Publication number
FR642517A
FR642517A FR642517DA FR642517A FR 642517 A FR642517 A FR 642517A FR 642517D A FR642517D A FR 642517DA FR 642517 A FR642517 A FR 642517A
Authority
FR
France
Prior art keywords
compass
drawing curves
curves
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
Auguste Weber
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 FR642517A publication Critical patent/FR642517A/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
FR642517D 1927-10-18 1927-10-18 Compas pour tracer des courbes Expired FR642517A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR642517T 1927-10-18

Publications (1)

Publication Number Publication Date
FR642517A true FR642517A (fr) 1928-08-30

Family

ID=8998857

Family Applications (1)

Application Number Title Priority Date Filing Date
FR642517D Expired FR642517A (fr) 1927-10-18 1927-10-18 Compas pour tracer des courbes

Country Status (1)

Country Link
FR (1) FR642517A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2636272A (en) * 1952-05-12 1953-04-28 Aukstuolis Rapolas Ellipsograph
US2690013A (en) * 1952-06-06 1954-09-28 Carolyn E Macguire Instrument for drawing ellipses

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2636272A (en) * 1952-05-12 1953-04-28 Aukstuolis Rapolas Ellipsograph
US2690013A (en) * 1952-06-06 1954-09-28 Carolyn E Macguire Instrument for drawing ellipses

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