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GB251090A - Improvements in set squares - Google Patents

Improvements in set squares

Info

Publication number
GB251090A
GB251090A GB920525A GB920525A GB251090A GB 251090 A GB251090 A GB 251090A GB 920525 A GB920525 A GB 920525A GB 920525 A GB920525 A GB 920525A GB 251090 A GB251090 A GB 251090A
Authority
GB
United Kingdom
Prior art keywords
parallel edges
set squares
edges
squares
james
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
GB920525A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB920525A priority Critical patent/GB251090A/en
Publication of GB251090A publication Critical patent/GB251090A/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
    • B43L7/00—Straightedges
    • B43L7/027—Plural non-adjustable straightedges fixed at right angles
    • B43L7/0275—Triangles

Landscapes

  • Rotary Pumps (AREA)
  • Package Frames And Binding Bands (AREA)

Abstract

251,090. James, G. H. April 7, 1925. No Patent granted (Sealing fee not paid). Squares. - A set-square is formed with two parallel edges, a third edge at right-angles to each of the two parallel edges, and two further edges, between the two parallel edges, forming between them a re-entrant angle of 90‹.
GB920525A 1925-04-07 1925-04-07 Improvements in set squares Expired GB251090A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB920525A GB251090A (en) 1925-04-07 1925-04-07 Improvements in set squares

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB920525A GB251090A (en) 1925-04-07 1925-04-07 Improvements in set squares

Publications (1)

Publication Number Publication Date
GB251090A true GB251090A (en) 1926-04-29

Family

ID=9867430

Family Applications (1)

Application Number Title Priority Date Filing Date
GB920525A Expired GB251090A (en) 1925-04-07 1925-04-07 Improvements in set squares

Country Status (1)

Country Link
GB (1) GB251090A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3381382A (en) * 1967-07-25 1968-05-07 William A. Kemp Printer's tri-square

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3381382A (en) * 1967-07-25 1968-05-07 William A. Kemp Printer's tri-square

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