DE281549C - - Google Patents

Info

Publication number
DE281549C
DE281549C DENDAT281549D DE281549DA DE281549C DE 281549 C DE281549 C DE 281549C DE NDAT281549 D DENDAT281549 D DE NDAT281549D DE 281549D A DE281549D A DE 281549DA DE 281549 C DE281549 C DE 281549C
Authority
DE
Germany
Prior art keywords
ruler
slide
rods
displaceably
carriage
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
DENDAT281549D
Other languages
German (de)
English (en)
Publication of DE281549C publication Critical patent/DE281549C/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
    • B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
    • B43L13/14—Devices for drawing in perspective
    • B43L13/141—Two-dimensional devices
DENDAT281549D Active DE281549C (pm)

Publications (1)

Publication Number Publication Date
DE281549C true DE281549C (pm)

Family

ID=537280

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT281549D Active DE281549C (pm)

Country Status (1)

Country Link
DE (1) DE281549C (pm)

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