GB317903A - Improvements in line drawing or ruling appliances - Google Patents

Improvements in line drawing or ruling appliances

Info

Publication number
GB317903A
GB317903A GB1551528A GB1551528A GB317903A GB 317903 A GB317903 A GB 317903A GB 1551528 A GB1551528 A GB 1551528A GB 1551528 A GB1551528 A GB 1551528A GB 317903 A GB317903 A GB 317903A
Authority
GB
United Kingdom
Prior art keywords
edge
ruling
appliances
line drawing
straight
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
GB1551528A
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.)
JOHN LEES SHEPHERD
Original Assignee
JOHN LEES SHEPHERD
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 JOHN LEES SHEPHERD filed Critical JOHN LEES SHEPHERD
Priority to GB1551528A priority Critical patent/GB317903A/en
Publication of GB317903A publication Critical patent/GB317903A/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
    • B43L7/005—Straightedges combined with other drawing aids

Landscapes

  • Drawing Aids And Blackboards (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)

Abstract

317,903. Shepherd, J. L. May 26, 1928. Protractors; levels.-An instrument primarily for drawing lines at any desired angle comprises a straight-edge &c. a on one edge of which is formed a semi-circular protractor &c., at the centre of which is pivoted a pendulous pointer g to swing over the protractor graduations. The edge a<1> of the straight-edge may be graduated.
GB1551528A 1928-05-26 1928-05-26 Improvements in line drawing or ruling appliances Expired GB317903A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1551528A GB317903A (en) 1928-05-26 1928-05-26 Improvements in line drawing or ruling appliances

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1551528A GB317903A (en) 1928-05-26 1928-05-26 Improvements in line drawing or ruling appliances

Publications (1)

Publication Number Publication Date
GB317903A true GB317903A (en) 1929-08-26

Family

ID=10060478

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1551528A Expired GB317903A (en) 1928-05-26 1928-05-26 Improvements in line drawing or ruling appliances

Country Status (1)

Country Link
GB (1) GB317903A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2173307A (en) * 1985-04-02 1986-10-08 William Pedley Combination hand tool
GB2292220A (en) * 1994-08-11 1996-02-14 Dennis George Yeo Levelling aid
GB2298275A (en) * 1995-02-24 1996-08-28 Grohe Armaturen Friedrich Level indicator for articles on a wall

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2173307A (en) * 1985-04-02 1986-10-08 William Pedley Combination hand tool
GB2292220A (en) * 1994-08-11 1996-02-14 Dennis George Yeo Levelling aid
GB2292220B (en) * 1994-08-11 1998-05-20 Dennis George Yeo Imrpovements relating to levelling aids
GB2298275A (en) * 1995-02-24 1996-08-28 Grohe Armaturen Friedrich Level indicator for articles on a wall

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