IT975742B - Compasso per disegnatori - Google Patents

Compasso per disegnatori

Info

Publication number
IT975742B
IT975742B IT70588/72A IT7058872A IT975742B IT 975742 B IT975742 B IT 975742B IT 70588/72 A IT70588/72 A IT 70588/72A IT 7058872 A IT7058872 A IT 7058872A IT 975742 B IT975742 B IT 975742B
Authority
IT
Italy
Prior art keywords
drawers
compass
Prior art date
Application number
IT70588/72A
Other languages
English (en)
Italian (it)
Original Assignee
Essilor Int
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 Essilor Int filed Critical Essilor Int
Application granted granted Critical
Publication of IT975742B publication Critical patent/IT975742B/it

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
    • B43L9/00—Circular curve-drawing or like instruments
    • B43L9/16—Features common to compasses, dividers, and callipers
    • B43L9/20—Pivots
IT70588/72A 1971-11-16 1972-11-15 Compasso per disegnatori IT975742B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7140920A FR2161164A5 (enExample) 1971-11-16 1971-11-16

Publications (1)

Publication Number Publication Date
IT975742B true IT975742B (it) 1974-08-10

Family

ID=9085821

Family Applications (1)

Application Number Title Priority Date Filing Date
IT70588/72A IT975742B (it) 1971-11-16 1972-11-15 Compasso per disegnatori

Country Status (5)

Country Link
US (1) US3842508A (enExample)
JP (1) JPS527774B2 (enExample)
FR (1) FR2161164A5 (enExample)
GB (1) GB1373457A (enExample)
IT (1) IT975742B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU508333B2 (en) * 1976-11-19 1980-03-20 Helix Limited Drawing instrument
DE2718627C2 (de) * 1977-04-27 1981-04-16 Rotring-Werke Riepe Kg, 2000 Hamburg Zirkelkopf für einen Federbügelzirkel
DE4102218C1 (en) * 1991-01-26 1992-06-11 J. S. Staedtler Gmbh & Co, 8500 Nuernberg, De Compasses for drawing circles - incorporates clamp mechanism with screw and friction surfaces

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US437411A (en) * 1890-09-30 Draftsman s compasses
US877239A (en) * 1906-11-28 1908-01-21 Georg Schoenner Compass-head.
US1708191A (en) * 1927-02-23 1929-04-09 Delco Remy Corp Locating instrument
US3358371A (en) * 1966-12-07 1967-12-19 Sr Fred H Liesong Scribing compass or divider

Also Published As

Publication number Publication date
GB1373457A (en) 1974-11-13
JPS4862522A (enExample) 1973-08-31
DE2255522A1 (de) 1973-05-24
JPS527774B2 (enExample) 1977-03-04
US3842508A (en) 1974-10-22
DE2255522B2 (de) 1976-05-13
FR2161164A5 (enExample) 1973-07-06

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