DE3780C - Improved ruler - Google Patents

Improved ruler

Info

Publication number
DE3780C
DE3780C DENDAT3780D DE3780DA DE3780C DE 3780 C DE3780 C DE 3780C DE NDAT3780 D DENDAT3780 D DE NDAT3780D DE 3780D A DE3780D A DE 3780DA DE 3780 C DE3780 C DE 3780C
Authority
DE
Germany
Prior art keywords
improved ruler
ruler
improved
cavity
combination
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
DENDAT3780D
Other languages
German (de)
Original Assignee
J. BRANDT & G. W. V. NAWROCKI in Berlin
Publication of DE3780C publication Critical patent/DE3780C/en
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
    • B43L7/04—Straightedges with rollers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drawing Aids And Blackboards (AREA)

Description

Hierzu 1 Blatt Zeichnungen.1 sheet of drawings.

Claims (1)

Patent-Anspruch:Patent claim: Ein Lineal, durch Zeichnung und Beschreibung veranschaulicht, bestehend aus einem Körper A in Combination mit einer auf der Unterfläche des Körpers in einer Aushöhlung angebrachten Walze.A ruler, illustrated by drawing and description, consisting of a body A in combination with a roller mounted in a cavity on the lower surface of the body.
DENDAT3780D Improved ruler Active DE3780C (en)

Publications (1)

Publication Number Publication Date
DE3780C true DE3780C (en)

Family

ID=282692

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT3780D Active DE3780C (en) Improved ruler

Country Status (1)

Country Link
DE (1) DE3780C (en)

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