DE21299C - Universal angle board - Google Patents

Universal angle board

Info

Publication number
DE21299C
DE21299C DENDAT21299D DE21299DA DE21299C DE 21299 C DE21299 C DE 21299C DE NDAT21299 D DENDAT21299 D DE NDAT21299D DE 21299D A DE21299D A DE 21299DA DE 21299 C DE21299 C DE 21299C
Authority
DE
Germany
Prior art keywords
angle board
universal angle
universal
board
ruler
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
DENDAT21299D
Other languages
German (de)
Original Assignee
G. C. KRAUSE in Berlin
Publication of DE21299C publication Critical patent/DE21299C/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
    • B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
    • B43L13/001—Mathematical drawing instruments
    • B43L13/002—Angle intersecting devices
    • 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

Landscapes

  • Length-Measuring Instruments Using Mechanical Means (AREA)

Description

Hierzu 1 Blatt Zeichnungen.1 sheet of drawings.

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICH PRINTING COMPANY.

Claims (2)

Patent-Ansprüche:Patent Claims: 1. Die Anwendung eines Gradmessers e auf v der Grundschiene α zum directen Abmessen und Construiren von Winkeln.1. The use of a ruler e on v of the base rail α for the direct measurement and construction of angles. 2. Die Anwendung des Scharniers b, um die beiden Schenkel c und d des vorbeschriebenen Winkelmessers mit einander und zu dem ,oben bezeichneten Zweck zu verbinden. 2. The use of the hinge b to connect the two legs c and d of the protractor described above with one another and for the purpose described above.
DENDAT21299D Universal angle board Active DE21299C (en)

Publications (1)

Publication Number Publication Date
DE21299C true DE21299C (en)

Family

ID=297991

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT21299D Active DE21299C (en) Universal angle board

Country Status (1)

Country Link
DE (1) DE21299C (en)

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