FR641554A - Perfectionnements apportés aux compas pour tracer des ellipses - Google Patents

Perfectionnements apportés aux compas pour tracer des ellipses

Info

Publication number
FR641554A
FR641554A FR641554DA FR641554A FR 641554 A FR641554 A FR 641554A FR 641554D A FR641554D A FR 641554DA FR 641554 A FR641554 A FR 641554A
Authority
FR
France
Prior art keywords
compasses
improvements made
draw ellipses
ellipses
draw
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
Rozniecka
Thadee Rozniecki
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 FR641554A publication Critical patent/FR641554A/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)
FR641554D 1927-08-10 1927-08-10 Perfectionnements apportés aux compas pour tracer des ellipses Expired FR641554A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR641554T 1927-08-10

Publications (1)

Publication Number Publication Date
FR641554A true FR641554A (fr) 1928-08-07

Family

ID=8998226

Family Applications (1)

Application Number Title Priority Date Filing Date
FR641554D Expired FR641554A (fr) 1927-08-10 1927-08-10 Perfectionnements apportés aux compas pour tracer des ellipses

Country Status (1)

Country Link
FR (1) FR641554A (fr)

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