DE209255C - - Google Patents

Info

Publication number
DE209255C
DE209255C DENDAT209255D DE209255DA DE209255C DE 209255 C DE209255 C DE 209255C DE NDAT209255 D DENDAT209255 D DE NDAT209255D DE 209255D A DE209255D A DE 209255DA DE 209255 C DE209255 C DE 209255C
Authority
DE
Germany
Prior art keywords
triangle
sides
angle
triangles
axis
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
DENDAT209255D
Other languages
German (de)
English (en)
Publication of DE209255C publication Critical patent/DE209255C/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
    • B43L7/00—Straightedges
    • B43L7/10—Plural straightedges relatively movable
    • B43L7/12—Square and pivoted straightedges

Landscapes

  • Prostheses (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
DENDAT209255D Active DE209255C (https=)

Publications (1)

Publication Number Publication Date
DE209255C true DE209255C (https=)

Family

ID=471236

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT209255D Active DE209255C (https=)

Country Status (1)

Country Link
DE (1) DE209255C (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2487700A (en) * 1946-05-20 1949-11-08 Free Nelson Drafting instrument

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2487700A (en) * 1946-05-20 1949-11-08 Free Nelson Drafting instrument

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