FR469416A - Compas à ellipses - Google Patents

Compas à ellipses

Info

Publication number
FR469416A
FR469416A FR469416DA FR469416A FR 469416 A FR469416 A FR 469416A FR 469416D A FR469416D A FR 469416DA FR 469416 A FR469416 A FR 469416A
Authority
FR
France
Prior art keywords
ellipse compass
compass
ellipse
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)
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.)
SPEZIALARTIKEL KOMMANDIT GES V
Original Assignee
SPEZIALARTIKEL KOMMANDIT GES V
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 SPEZIALARTIKEL KOMMANDIT GES V filed Critical SPEZIALARTIKEL KOMMANDIT GES V
Application granted granted Critical
Publication of FR469416A publication Critical patent/FR469416A/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
    • B43L11/05—Non-circular-curve-drawing instruments for drawing conic sections for drawing ellipses with gears

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR469416D 1913-03-10 1914-03-09 Compas à ellipses Expired FR469416A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE469416X 1913-03-10

Publications (1)

Publication Number Publication Date
FR469416A true FR469416A (fr) 1914-07-31

Family

ID=1507873

Family Applications (1)

Application Number Title Priority Date Filing Date
FR469416D Expired FR469416A (fr) 1913-03-10 1914-03-09 Compas à ellipses

Country Status (1)

Country Link
FR (1) FR469416A (fr)

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