DE182737C - - Google Patents

Info

Publication number
DE182737C
DE182737C DENDAT182737D DE182737DA DE182737C DE 182737 C DE182737 C DE 182737C DE NDAT182737 D DENDAT182737 D DE NDAT182737D DE 182737D A DE182737D A DE 182737DA DE 182737 C DE182737 C DE 182737C
Authority
DE
Germany
Prior art keywords
center
compass
disk
axis
angle
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.)
Active
Application number
DENDAT182737D
Other languages
German (de)
English (en)
Publication of DE182737C publication Critical patent/DE182737C/de
Active 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

Landscapes

  • Magnetic Record Carriers (AREA)
DENDAT182737D Active DE182737C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE182737C true DE182737C (enrdf_load_stackoverflow)

Family

ID=446810

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT182737D Active DE182737C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE182737C (enrdf_load_stackoverflow)

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