GB510634A - Improvements in drawing and measuring rules and the like - Google Patents

Improvements in drawing and measuring rules and the like

Info

Publication number
GB510634A
GB510634A GB1831838A GB1831838A GB510634A GB 510634 A GB510634 A GB 510634A GB 1831838 A GB1831838 A GB 1831838A GB 1831838 A GB1831838 A GB 1831838A GB 510634 A GB510634 A GB 510634A
Authority
GB
United Kingdom
Prior art keywords
rules
measuring rules
measuring
balfour
lancashire
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
GB1831838A
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.)
CLAUDE LANCASHIRE
FRANCIS MICHAEL TONE
JOHN BALFOUR
Original Assignee
CLAUDE LANCASHIRE
FRANCIS MICHAEL TONE
JOHN BALFOUR
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 CLAUDE LANCASHIRE, FRANCIS MICHAEL TONE, JOHN BALFOUR filed Critical CLAUDE LANCASHIRE
Priority to GB1831838A priority Critical patent/GB510634A/en
Publication of GB510634A publication Critical patent/GB510634A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B3/00—Measuring instruments characterised by the use of mechanical techniques
    • G01B3/02—Rulers with scales or marks for direct reading
    • G01B3/04—Rulers with scales or marks for direct reading rigid
    • G01B3/06—Rulers with scales or marks for direct reading rigid folding

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Preliminary Treatment Of Fibers (AREA)

Abstract

510,634. Foot rules. TONE, F. M., BALFOUR, J., and LANCASHIRE, C. June 21, 1938, No. 18318. [Class 106 (ii)] [Also in Group XX] A folding rule having holes to receive pivot pins at the centre of the hinge, A<SP>1</SP>, and in the metal end caps, A', A<SP>3</SP>, is provided with an attachment B to enable it to be used for describing circles.
GB1831838A 1938-06-21 1938-06-21 Improvements in drawing and measuring rules and the like Expired GB510634A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1831838A GB510634A (en) 1938-06-21 1938-06-21 Improvements in drawing and measuring rules and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1831838A GB510634A (en) 1938-06-21 1938-06-21 Improvements in drawing and measuring rules and the like

Publications (1)

Publication Number Publication Date
GB510634A true GB510634A (en) 1939-08-04

Family

ID=10110430

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1831838A Expired GB510634A (en) 1938-06-21 1938-06-21 Improvements in drawing and measuring rules and the like

Country Status (1)

Country Link
GB (1) GB510634A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5092054A (en) * 1990-07-16 1992-03-03 Cipiti Nick J Arcuate measuring device, and methods of constructing and utilizing same
DE19858944C1 (en) * 1998-12-09 2000-03-16 Sandor Papp Straight and circular cutter has ruler with sliding clamp for guiding knife or writing implement

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5092054A (en) * 1990-07-16 1992-03-03 Cipiti Nick J Arcuate measuring device, and methods of constructing and utilizing same
DE19858944C1 (en) * 1998-12-09 2000-03-16 Sandor Papp Straight and circular cutter has ruler with sliding clamp for guiding knife or writing implement

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