GB366311A - Improvements appertaining to t-squares - Google Patents

Improvements appertaining to t-squares

Info

Publication number
GB366311A
GB366311A GB644731A GB644731A GB366311A GB 366311 A GB366311 A GB 366311A GB 644731 A GB644731 A GB 644731A GB 644731 A GB644731 A GB 644731A GB 366311 A GB366311 A GB 366311A
Authority
GB
United Kingdom
Prior art keywords
blade
squares
square
square blade
blades
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
GB644731A
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.)
WILLIAM MILLER JUNIOR
Original Assignee
WILLIAM MILLER JUNIOR
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 WILLIAM MILLER JUNIOR filed Critical WILLIAM MILLER JUNIOR
Priority to GB644731A priority Critical patent/GB366311A/en
Publication of GB366311A publication Critical patent/GB366311A/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
    • B43L7/02—T-squares and other similar squares

Landscapes

  • Confectionery (AREA)
  • Dry Shavers And Clippers (AREA)

Abstract

366,311. T-squares. MILLER, W.,39, 6th Street, New Township, Springs, Transvaal, South Africa. March 2, 1931, No. 6447. Drawings to Specification. [Class 97 (iii).] A T-square blade is provided with a longitudinal groove having parallel sides and a slide piece on which is pivotally mounted an auxiliary blade is formed with a correspondingly shaped projection capable of being inserted into or removed from the groove from the front. The auxiliary blade, which may be provided with projections engaging recesses in the slide when the auxiliary blade is at 90‹ to the T- square blade, is attached to the upper surface of the T-square blade and bent so that both blades lie flat on the drawing surface, abutments engaging the T-square blade when the blades are at 45‹ being formed.
GB644731A 1931-03-02 1931-03-02 Improvements appertaining to t-squares Expired GB366311A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB644731A GB366311A (en) 1931-03-02 1931-03-02 Improvements appertaining to t-squares

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB644731A GB366311A (en) 1931-03-02 1931-03-02 Improvements appertaining to t-squares

Publications (1)

Publication Number Publication Date
GB366311A true GB366311A (en) 1932-02-04

Family

ID=9814645

Family Applications (1)

Application Number Title Priority Date Filing Date
GB644731A Expired GB366311A (en) 1931-03-02 1931-03-02 Improvements appertaining to t-squares

Country Status (1)

Country Link
GB (1) GB366311A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2559961A (en) * 1948-12-14 1951-07-10 Argus A Howell Jointed flexible level
US3085344A (en) * 1959-11-27 1963-04-16 Pennywise Invest Ass Drawing instrument
GB2236596A (en) * 1988-12-13 1991-04-10 Richard Begemann Measuring instrument

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2559961A (en) * 1948-12-14 1951-07-10 Argus A Howell Jointed flexible level
US3085344A (en) * 1959-11-27 1963-04-16 Pennywise Invest Ass Drawing instrument
GB2236596A (en) * 1988-12-13 1991-04-10 Richard Begemann Measuring instrument

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