GB386883A - Set square - Google Patents

Set square

Info

Publication number
GB386883A
GB386883A GB18559/32A GB1855932A GB386883A GB 386883 A GB386883 A GB 386883A GB 18559/32 A GB18559/32 A GB 18559/32A GB 1855932 A GB1855932 A GB 1855932A GB 386883 A GB386883 A GB 386883A
Authority
GB
United Kingdom
Prior art keywords
arms
portion inclined
set square
square
emmendingen
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
GB18559/32A
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.)
OTTO WEHRLE JUN
Original Assignee
OTTO WEHRLE JUN
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 OTTO WEHRLE JUN filed Critical OTTO WEHRLE JUN
Publication of GB386883A publication Critical patent/GB386883A/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

Landscapes

  • Steering Devices For Bicycles And Motorcycles (AREA)

Abstract

386,883. Set-squares. WEHRLE, O., 19, Friedrich Ebert Strasse, Emmendingen, Baden, Germany. June 30, 1932, No. 18559. Convention date, July 2, 1931. [Class 97 (iii).] In a two-armed set-square, the ends of the two arms each have an inner portion inclined at 45‹ to the length of the arm, and one of the ends has an outer portion inclined at 30‹. In the form shown 3, 4 indicate the portions inclined at 45‹ and 5 the portion inclined at 30‹. One of the arms 1 is of greater width than the other 2, and the inner edges 6, 7 of both arms are bevelled and graduated. Scales 10, 11 extend transversely across the arms.
GB18559/32A 1931-07-02 1932-06-30 Set square Expired GB386883A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE386883X 1931-07-02

Publications (1)

Publication Number Publication Date
GB386883A true GB386883A (en) 1933-01-26

Family

ID=6371037

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18559/32A Expired GB386883A (en) 1931-07-02 1932-06-30 Set square

Country Status (1)

Country Link
GB (1) GB386883A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2643458A (en) * 1948-03-03 1953-06-30 Edgar E Kellems Drafting implement
DE962677C (en) * 1953-03-24 1957-04-25 Otto Klein Dipl Ing Drawing device
US4821424A (en) * 1988-08-01 1989-04-18 Mayline Company, Inc. Drafting instrument
US4999922A (en) * 1988-12-27 1991-03-19 Mayline Company, Inc. Ruled multi-purpose drafting instrument
US5419054A (en) * 1993-01-06 1995-05-30 Safe-T Products Triangular drafting instrument
GB2333559A (en) * 1998-01-23 1999-07-28 Victor Macgrain Letterbox flap opener

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2643458A (en) * 1948-03-03 1953-06-30 Edgar E Kellems Drafting implement
DE962677C (en) * 1953-03-24 1957-04-25 Otto Klein Dipl Ing Drawing device
US4821424A (en) * 1988-08-01 1989-04-18 Mayline Company, Inc. Drafting instrument
US4999922A (en) * 1988-12-27 1991-03-19 Mayline Company, Inc. Ruled multi-purpose drafting instrument
US5419054A (en) * 1993-01-06 1995-05-30 Safe-T Products Triangular drafting instrument
GB2333559A (en) * 1998-01-23 1999-07-28 Victor Macgrain Letterbox flap opener

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