FR1495005A - Instrument de dessin pour tracer des ellipses - Google Patents

Instrument de dessin pour tracer des ellipses

Info

Publication number
FR1495005A
FR1495005A FR72314A FR72314A FR1495005A FR 1495005 A FR1495005 A FR 1495005A FR 72314 A FR72314 A FR 72314A FR 72314 A FR72314 A FR 72314A FR 1495005 A FR1495005 A FR 1495005A
Authority
FR
France
Prior art keywords
ellipses
instrument
drawing instrument
drawing ellipses
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
FR72314A
Other languages
English (en)
Inventor
Rene Naggiar
Naggiar
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
Priority to FR72314A priority Critical patent/FR1495005A/fr
Application granted granted Critical
Publication of FR1495005A publication Critical patent/FR1495005A/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
    • B43L11/055—Non-circular-curve-drawing instruments for drawing conic sections for drawing ellipses with guides

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR72314A 1966-08-05 1966-08-05 Instrument de dessin pour tracer des ellipses Expired FR1495005A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR72314A FR1495005A (fr) 1966-08-05 1966-08-05 Instrument de dessin pour tracer des ellipses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR72314A FR1495005A (fr) 1966-08-05 1966-08-05 Instrument de dessin pour tracer des ellipses

Publications (1)

Publication Number Publication Date
FR1495005A true FR1495005A (fr) 1967-09-15

Family

ID=8615004

Family Applications (1)

Application Number Title Priority Date Filing Date
FR72314A Expired FR1495005A (fr) 1966-08-05 1966-08-05 Instrument de dessin pour tracer des ellipses

Country Status (1)

Country Link
FR (1) FR1495005A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4166320A (en) * 1977-02-21 1979-09-04 Pierre Magnat Apparatus for tracing ellipses

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4166320A (en) * 1977-02-21 1979-09-04 Pierre Magnat Apparatus for tracing ellipses

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