FR396658A - Ellipsographe suspendu - Google Patents

Ellipsographe suspendu

Info

Publication number
FR396658A
FR396658A FR396658DA FR396658A FR 396658 A FR396658 A FR 396658A FR 396658D A FR396658D A FR 396658DA FR 396658 A FR396658 A FR 396658A
Authority
FR
France
Prior art keywords
ellipsograph
suspended
suspended ellipsograph
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
Desire Fouche
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.)
DESIRE FOUCHE
Original Assignee
DESIRE FOUCHE
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 DESIRE FOUCHE filed Critical DESIRE FOUCHE
Application granted granted Critical
Publication of FR396658A publication Critical patent/FR396658A/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)
FR396658D 1908-11-24 1908-11-24 Ellipsographe suspendu Expired FR396658A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR396658T 1908-11-24

Publications (1)

Publication Number Publication Date
FR396658A true FR396658A (fr) 1909-04-17

Family

ID=1441779

Family Applications (1)

Application Number Title Priority Date Filing Date
FR396658D Expired FR396658A (fr) 1908-11-24 1908-11-24 Ellipsographe suspendu

Country Status (1)

Country Link
FR (1) FR396658A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2933813A (en) * 1953-02-16 1960-04-26 Albert V T Day Ellipsographs

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2933813A (en) * 1953-02-16 1960-04-26 Albert V T Day Ellipsographs

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