DE280432C - - Google Patents

Info

Publication number
DE280432C
DE280432C DENDAT280432D DE280432DA DE280432C DE 280432 C DE280432 C DE 280432C DE NDAT280432 D DENDAT280432 D DE NDAT280432D DE 280432D A DE280432D A DE 280432DA DE 280432 C DE280432 C DE 280432C
Authority
DE
Germany
Prior art keywords
thread
leg
compass
guide
focal
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
DENDAT280432D
Other languages
German (de)
English (en)
Publication of DE280432C publication Critical patent/DE280432C/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
    • B43L11/045—Non-circular-curve-drawing instruments for drawing conic sections for drawing ellipses with cords or like flexible elements

Landscapes

  • Lenses (AREA)
DENDAT280432D Active DE280432C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE280432C true DE280432C (enrdf_load_stackoverflow)

Family

ID=536269

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT280432D Active DE280432C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE280432C (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE892681C (de) * 1951-02-15 1953-10-08 Detlef Hofmann Ellipsenzirkel mit Fuehrungsschnur
US3447243A (en) * 1967-04-18 1969-06-03 Ellipsograph Sa Ellipsograph

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE892681C (de) * 1951-02-15 1953-10-08 Detlef Hofmann Ellipsenzirkel mit Fuehrungsschnur
US3447243A (en) * 1967-04-18 1969-06-03 Ellipsograph Sa Ellipsograph

Similar Documents

Publication Publication Date Title
DE1461706A1 (de) Von Hand zu betaetigendes Schreibgeraet
DE280432C (enrdf_load_stackoverflow)
DE2050790C3 (enrdf_load_stackoverflow)
DE525592C (de) Hyperbelzeichner
DE290621C (enrdf_load_stackoverflow)
DE697650C (de) Mehrfachstift, insbesondere Mehrfarbschreibstift, mit zwei in Achsrichtung gegeneinander verschiebbaren Mantelhuelsen
DE818918C (de) Schreib- und Zeichengeraet
DE52732C (de) Bleistift- und Federhalter
DE264822C (enrdf_load_stackoverflow)
DE202023102897U1 (de) Zeigervorrichtung für eine Schere
DE2726345A1 (de) Halter fuer schreibgeraete
DE7013803U (de) Ellipsenzirkel
DE665212C (de) Geraet zur Feststellung des Standortes auf einer Karte
DE2346505C3 (de) Meßlehre zur orthopädischen Vermessung des menschlichen Körpers
DE118986C (enrdf_load_stackoverflow)
DE863550C (de) Zeichnungsgeraet
DE747058C (de) Ellipsenzeichengeraet
DE126058C (enrdf_load_stackoverflow)
DE301515C (enrdf_load_stackoverflow)
DE195828C (enrdf_load_stackoverflow)
DE186954C (enrdf_load_stackoverflow)
DE244380C (enrdf_load_stackoverflow)
DE10370C (de) Eilipsograph mit Verschiebungsapparat
DE182737C (enrdf_load_stackoverflow)
DE3808554C1 (en) Apparatus for drawing arcs of different radii