CH271960A - Instrument pour le dessin. - Google Patents

Instrument pour le dessin.

Info

Publication number
CH271960A
CH271960A CH271960DA CH271960A CH 271960 A CH271960 A CH 271960A CH 271960D A CH271960D A CH 271960DA CH 271960 A CH271960 A CH 271960A
Authority
CH
Switzerland
Prior art keywords
instrument
Prior art date
Application number
Other languages
English (en)
Inventor
Baer Georges
Original Assignee
Baer Georges
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Baer Georges filed Critical Baer Georges
Publication of CH271960A publication Critical patent/CH271960A/fr

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)
CH271960D 1947-09-06 1948-04-07 Instrument pour le dessin. CH271960A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH971072X 1947-09-06

Publications (1)

Publication Number Publication Date
CH271960A true CH271960A (fr) 1950-11-30

Family

ID=4550987

Family Applications (1)

Application Number Title Priority Date Filing Date
CH271960D CH271960A (fr) 1947-09-06 1948-04-07 Instrument pour le dessin.

Country Status (2)

Country Link
CH (1) CH271960A (fr)
FR (1) FR971072A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2689405A (en) * 1952-03-27 1954-09-21 Pettersen Mfg Company Roller ratchet assembly for straight edges
US3726017A (en) * 1970-10-23 1973-04-10 Adler S Drafting instrument
US4670991A (en) * 1985-02-08 1987-06-09 Robert S. McKay Drawing machine

Also Published As

Publication number Publication date
FR971072A (fr) 1951-01-12

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