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GB561518A - Improvements in rulers - Google Patents

Improvements in rulers

Info

Publication number
GB561518A
GB561518A GB1382942A GB1382942A GB561518A GB 561518 A GB561518 A GB 561518A GB 1382942 A GB1382942 A GB 1382942A GB 1382942 A GB1382942 A GB 1382942A GB 561518 A GB561518 A GB 561518A
Authority
GB
United Kingdom
Prior art keywords
rulers
kello
april
terminating
oct
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
GB1382942A
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 GB1382942A priority Critical patent/GB561518A/en
Priority to FR893720D priority patent/FR893720A/en
Publication of GB561518A publication Critical patent/GB561518A/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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)

Abstract

561,518. Rulers. KELLO,E. Oct. 2, 1942, No. 13829. A Specification was laid open to inspection under Sect. 91 of the Acts, April 16, 1943. [Class 97 (iii)] A ruler made from a single sheet of metal &c. is formed with a longitudinal finger grip 1 and inclined side sections 2, 3 terminating in lower and upturned edges 4, 6 for drawing respectively dry and wet lines.
GB1382942A 1942-10-02 1942-10-02 Improvements in rulers Expired GB561518A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1382942A GB561518A (en) 1942-10-02 1942-10-02 Improvements in rulers
FR893720D FR893720A (en) 1942-10-02 1943-04-30 Rule to be drawn

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1382942A GB561518A (en) 1942-10-02 1942-10-02 Improvements in rulers

Publications (1)

Publication Number Publication Date
GB561518A true GB561518A (en) 1944-05-23

Family

ID=10030120

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1382942A Expired GB561518A (en) 1942-10-02 1942-10-02 Improvements in rulers

Country Status (2)

Country Link
FR (1) FR893720A (en)
GB (1) GB561518A (en)

Also Published As

Publication number Publication date
FR893720A (en) 1944-10-24

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