IT975742B - Compasso per disegnatori - Google Patents
Compasso per disegnatoriInfo
- 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
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7140920A FR2161164A5 (it) | 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 (it) |
JP (1) | JPS527774B2 (it) |
FR (1) | FR2161164A5 (it) |
GB (1) | GB1373457A (it) |
IT (1) | IT975742B (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1068897A (en) * | 1976-11-19 | 1980-01-01 | Raymond A. Payton | 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)
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 |
-
1971
- 1971-11-16 FR FR7140920A patent/FR2161164A5/fr not_active Expired
-
1972
- 1972-11-15 IT IT70588/72A patent/IT975742B/it active
- 1972-11-15 GB GB5280172A patent/GB1373457A/en not_active Expired
- 1972-11-16 JP JP47115190A patent/JPS527774B2/ja not_active Expired
- 1972-11-16 US US00307310A patent/US3842508A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2161164A5 (it) | 1973-07-06 |
JPS4862522A (it) | 1973-08-31 |
US3842508A (en) | 1974-10-22 |
JPS527774B2 (it) | 1977-03-04 |
DE2255522B2 (de) | 1976-05-13 |
DE2255522A1 (de) | 1973-05-24 |
GB1373457A (en) | 1974-11-13 |
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