NL19736C - - Google Patents

Info

Publication number
NL19736C
NL19736C NL19736DA NL19736C NL 19736 C NL19736 C NL 19736C NL 19736D A NL19736D A NL 19736DA NL 19736 C NL19736 C NL 19736C
Authority
NL
Netherlands
Application number
Publication of NL19736C publication Critical patent/NL19736C/xx

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
    • B43L13/10—Pantographic instruments for copying, enlarging, or diminishing
NL19736D NL19736C (fr)

Publications (1)

Publication Number Publication Date
NL19736C true NL19736C (fr)

Family

ID=1786853

Family Applications (1)

Application Number Title Priority Date Filing Date
NL19736D NL19736C (fr)

Country Status (1)

Country Link
NL (1) NL19736C (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2711022A (en) * 1952-10-07 1955-06-21 Everett L Salfelder Perspective demonstrator
US2746152A (en) * 1951-02-02 1956-05-22 Deakin Thomas Meyrick Drawing apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2746152A (en) * 1951-02-02 1956-05-22 Deakin Thomas Meyrick Drawing apparatus
US2711022A (en) * 1952-10-07 1955-06-21 Everett L Salfelder Perspective demonstrator

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