GB1366023A - Bow compasses - Google Patents

Bow compasses

Info

Publication number
GB1366023A
GB1366023A GB5280272A GB5280272A GB1366023A GB 1366023 A GB1366023 A GB 1366023A GB 5280272 A GB5280272 A GB 5280272A GB 5280272 A GB5280272 A GB 5280272A GB 1366023 A GB1366023 A GB 1366023A
Authority
GB
United Kingdom
Prior art keywords
bow compasses
compasses
bow
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.)
Expired
Application number
GB5280272A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EssilorLuxottica SA
Original Assignee
Essilor International Compagnie Generale dOptique SA
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 International Compagnie Generale dOptique SA filed Critical Essilor International Compagnie Generale dOptique SA
Publication of GB1366023A publication Critical patent/GB1366023A/en
Expired 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
    • B43L9/00—Circular curve-drawing or like instruments
    • B43L9/16—Features common to compasses, dividers, and callipers
GB5280272A 1971-11-16 1972-11-15 Bow compasses Expired GB1366023A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7140919A FR2161163A5 (enExample) 1971-11-16 1971-11-16

Publications (1)

Publication Number Publication Date
GB1366023A true GB1366023A (en) 1974-09-04

Family

ID=9085820

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5280272A Expired GB1366023A (en) 1971-11-16 1972-11-15 Bow compasses

Country Status (6)

Country Link
US (1) US3745662A (enExample)
JP (1) JPS527773B2 (enExample)
DE (2) DE2255521C3 (enExample)
FR (1) FR2161163A5 (enExample)
GB (1) GB1366023A (enExample)
IT (1) IT975741B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4106200A (en) * 1976-02-02 1978-08-15 David Maxwell Marker compass
DE2718627C2 (de) * 1977-04-27 1981-04-16 Rotring-Werke Riepe Kg, 2000 Hamburg Zirkelkopf für einen Federbügelzirkel
DE3207991C2 (de) * 1982-03-05 1984-08-09 Fa. J.S. Staedtler, 8500 Nürnberg Zirkel mit Einstellspindel
DE3838473C1 (en) * 1988-03-15 1989-06-01 Intertech Zeichengeraete Guenther Partes Kg, 8535 Emskirchen, De Fine adjustment compass
DE4411828A1 (de) * 1994-03-31 1995-10-05 Reimar Koerth Teilzirkel
US20050079079A1 (en) * 2003-10-09 2005-04-14 Wahlin Sigvard J. Dilution system
CN108656801A (zh) * 2018-05-08 2018-10-16 吴烁 一种应用于教育教学的数学教学用辅助教学装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE176441C (enExample) *
DE356998C (de) * 1922-08-11 Reisszeugfabrik Pfronten Teilzirkel
US335740A (en) * 1886-02-09 Assigfoe to
US3110111A (en) * 1960-08-01 1963-11-12 Frank C Pachter Quick adjusting means for relatively positionable members
DE1461568A1 (de) 1963-04-10 1969-01-02 Clemens Riefler Fabrik Mathem Zirkel mit einer beide Schenkel einstellbar miteinander verbindenden Spindel

Also Published As

Publication number Publication date
IT975741B (it) 1974-08-10
DE2255521C3 (de) 1979-08-30
JPS4862521A (enExample) 1973-08-31
US3745662A (en) 1973-07-17
FR2161163A5 (enExample) 1973-07-06
DE2255521B2 (de) 1976-12-16
DE2264990A1 (de) 1975-10-30
DE2264990C2 (de) 1982-03-25
JPS527773B2 (enExample) 1977-03-04
DE2255521A1 (de) 1973-06-14

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee