DE272068C - - Google Patents

Info

Publication number
DE272068C
DE272068C DENDAT272068D DE272068DA DE272068C DE 272068 C DE272068 C DE 272068C DE NDAT272068 D DENDAT272068 D DE NDAT272068D DE 272068D A DE272068D A DE 272068DA DE 272068 C DE272068 C DE 272068C
Authority
DE
Germany
Prior art keywords
rotation
tear
axis
rack
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
DENDAT272068D
Other languages
German (de)
English (en)
Publication of DE272068C publication Critical patent/DE272068C/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

Landscapes

  • Drawing Aids And Blackboards (AREA)
DENDAT272068D Active DE272068C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE272068C true DE272068C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=528670

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT272068D Active DE272068C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE272068C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4357757A (en) * 1980-05-20 1982-11-09 Wurtz Frank R Perspective drawing machine
US4360975A (en) * 1980-01-03 1982-11-30 Wurtz Frank R Perspective drawing machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4360975A (en) * 1980-01-03 1982-11-30 Wurtz Frank R Perspective drawing machine
US4357757A (en) * 1980-05-20 1982-11-09 Wurtz Frank R Perspective drawing machine

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