GB163664A - Improvements in drawing pins - Google Patents

Improvements in drawing pins

Info

Publication number
GB163664A
GB163664A GB13163/21A GB1316321A GB163664A GB 163664 A GB163664 A GB 163664A GB 13163/21 A GB13163/21 A GB 13163/21A GB 1316321 A GB1316321 A GB 1316321A GB 163664 A GB163664 A GB 163664A
Authority
GB
United Kingdom
Prior art keywords
point
pins
drawing pins
leighton
straightening
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
GB13163/21A
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.)
GEORGE LEIGHTON
Original Assignee
GEORGE LEIGHTON
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 GEORGE LEIGHTON filed Critical GEORGE LEIGHTON
Publication of GB163664A publication Critical patent/GB163664A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43M—BUREAU ACCESSORIES NOT OTHERWISE PROVIDED FOR
    • B43M15/00—Drawing-pins, Thumb-tacks

Abstract

163,664. Leighton, G. May 21, 1920, [Convention date]. Pins, drawing.-A drawing-pin of the type in which the point is formed by cutting out and straightening a portion of the disc forming the head, has its point formed as a pyramid with concave sides and acute-angled cutting-edges, by means of a die &c.
GB13163/21A 1920-05-21 1921-05-09 Improvements in drawing pins Expired GB163664A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR163664X 1920-05-21

Publications (1)

Publication Number Publication Date
GB163664A true GB163664A (en) 1921-08-11

Family

ID=8876779

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13163/21A Expired GB163664A (en) 1920-05-21 1921-05-09 Improvements in drawing pins

Country Status (2)

Country Link
DE (1) DE348051C (en)
GB (1) GB163664A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4979859A (en) * 1986-11-16 1990-12-25 Junia Castleberry Article for fixing items to hardened substrates
US7470096B2 (en) 2003-05-30 2008-12-30 David Morrish Drawing pin
EP2447018A1 (en) * 2010-10-29 2012-05-02 Auf der Heide, Christian Aid for opening food packaging

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4979859A (en) * 1986-11-16 1990-12-25 Junia Castleberry Article for fixing items to hardened substrates
US7470096B2 (en) 2003-05-30 2008-12-30 David Morrish Drawing pin
EP2447018A1 (en) * 2010-10-29 2012-05-02 Auf der Heide, Christian Aid for opening food packaging

Also Published As

Publication number Publication date
DE348051C (en) 1922-01-30

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