FR89035E - Apparatus for plotting curves, in particular ellipses and circles - Google Patents

Apparatus for plotting curves, in particular ellipses and circles

Info

Publication number
FR89035E
FR89035E FR37380A FR37380A FR89035E FR 89035 E FR89035 E FR 89035E FR 37380 A FR37380 A FR 37380A FR 37380 A FR37380 A FR 37380A FR 89035 E FR89035 E FR 89035E
Authority
FR
France
Prior art keywords
circles
plotting curves
ellipses
particular ellipses
plotting
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
FR37380A
Other languages
French (fr)
Inventor
Marcel Sachsenhaus
Pierre Cribier
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
Priority to BE789491D priority Critical patent/BE789491Q/en
Priority to FR995004A priority patent/FR1448774A/en
Priority claimed from FR995004A external-priority patent/FR1448774A/en
Application filed filed Critical
Priority to FR37380A priority patent/FR89035E/en
Priority to US590990A priority patent/US3323214A/en
Priority to CH1580266A priority patent/CH449978A/en
Priority to DE1966S0058997 priority patent/DE1951692U/en
Priority to GB49635/66A priority patent/GB1114989A/en
Application granted granted Critical
Publication of FR89035E publication Critical patent/FR89035E/en
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
FR37380A 1964-11-14 1965-11-05 Apparatus for plotting curves, in particular ellipses and circles Expired FR89035E (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
BE789491D BE789491Q (en) 1964-11-14 ELLIPSOGRAPHER
FR995004A FR1448774A (en) 1964-11-14 1964-11-14 Apparatus for plotting curves, in particular ellipses and circles
FR37380A FR89035E (en) 1964-11-14 1965-11-05 Apparatus for plotting curves, in particular ellipses and circles
US590990A US3323214A (en) 1964-11-14 1966-10-31 Ellipsograph
CH1580266A CH449978A (en) 1964-11-14 1966-11-01 Ellipsograph
DE1966S0058997 DE1951692U (en) 1965-11-05 1966-11-04 CURVE MARKER (ELLIPSOGRAPH).
GB49635/66A GB1114989A (en) 1964-11-14 1966-11-04 Improvements in or relating to an ellipsograph

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR995004A FR1448774A (en) 1964-11-14 1964-11-14 Apparatus for plotting curves, in particular ellipses and circles
FR37380A FR89035E (en) 1964-11-14 1965-11-05 Apparatus for plotting curves, in particular ellipses and circles
BE789491 1972-09-29

Publications (1)

Publication Number Publication Date
FR89035E true FR89035E (en) 1967-04-28

Family

ID=52571380

Family Applications (1)

Application Number Title Priority Date Filing Date
FR37380A Expired FR89035E (en) 1964-11-14 1965-11-05 Apparatus for plotting curves, in particular ellipses and circles

Country Status (1)

Country Link
FR (1) FR89035E (en)

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