FR7959E - Ellipsographe - Google Patents

Ellipsographe

Info

Publication number
FR7959E
FR7959E FR7959DA FR7959E FR 7959 E FR7959 E FR 7959E FR 7959D A FR7959D A FR 7959DA FR 7959 E FR7959 E FR 7959E
Authority
FR
France
Prior art keywords
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
Theodule-Desire Caronnet
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.)
THEODULE DESIRE CARONNET
Original Assignee
THEODULE DESIRE CARONNET
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 THEODULE DESIRE CARONNET filed Critical THEODULE DESIRE CARONNET
Application granted granted Critical
Publication of FR7959E publication Critical patent/FR7959E/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
FR7959D 1907-01-31 1907-07-16 Ellipsographe Expired FR7959E (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR374102T 1907-01-31
FR7959T 1907-07-16

Publications (1)

Publication Number Publication Date
FR7959E true FR7959E (fr) 1907-12-09

Family

ID=1350697

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7959D Expired FR7959E (fr) 1907-01-31 1907-07-16 Ellipsographe

Country Status (1)

Country Link
FR (1) FR7959E (fr)

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