DE316822C - - Google Patents

Info

Publication number
DE316822C
DE316822C DENDAT316822D DE316822DA DE316822C DE 316822 C DE316822 C DE 316822C DE NDAT316822 D DENDAT316822 D DE NDAT316822D DE 316822D A DE316822D A DE 316822DA DE 316822 C DE316822 C DE 316822C
Authority
DE
Germany
Prior art keywords
ellipse
intersection
axes
point
rods
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
DENDAT316822D
Other languages
German (de)
English (en)
Publication of DE316822C publication Critical patent/DE316822C/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
    • B43L11/055—Non-circular-curve-drawing instruments for drawing conic sections for drawing ellipses with guides

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Press Drives And Press Lines (AREA)
DENDAT316822D Active DE316822C (OSRAM)

Publications (1)

Publication Number Publication Date
DE316822C true DE316822C (OSRAM)

Family

ID=569501

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT316822D Active DE316822C (OSRAM)

Country Status (1)

Country Link
DE (1) DE316822C (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2622328A (en) * 1949-03-07 1952-12-23 Emil F Krohn Holder and form duplicator for flame cutting hand torches

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2622328A (en) * 1949-03-07 1952-12-23 Emil F Krohn Holder and form duplicator for flame cutting hand torches

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