GB683880A - Improvements in or relating to rulers - Google Patents

Improvements in or relating to rulers

Info

Publication number
GB683880A
GB683880A GB27175/50A GB2717550A GB683880A GB 683880 A GB683880 A GB 683880A GB 27175/50 A GB27175/50 A GB 27175/50A GB 2717550 A GB2717550 A GB 2717550A GB 683880 A GB683880 A GB 683880A
Authority
GB
United Kingdom
Prior art keywords
ruler
spindle
rollers
nov
groove
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
GB27175/50A
Other languages
English (en)
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
Publication of GB683880A publication Critical patent/GB683880A/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
    • B43L7/04—Straightedges with rollers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)
  • Drawing Aids And Blackboards (AREA)
GB27175/50A 1949-11-14 1950-11-07 Improvements in or relating to rulers Expired GB683880A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE683880X 1949-11-14

Publications (1)

Publication Number Publication Date
GB683880A true GB683880A (en) 1952-12-03

Family

ID=6597478

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27175/50A Expired GB683880A (en) 1949-11-14 1950-11-07 Improvements in or relating to rulers

Country Status (5)

Country Link
CH (1) CH290612A (enrdf_load_stackoverflow)
DE (1) DE824003C (enrdf_load_stackoverflow)
FR (1) FR1037267A (enrdf_load_stackoverflow)
GB (1) GB683880A (enrdf_load_stackoverflow)
NL (2) NL72217C (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2118105A (en) * 1982-04-08 1983-10-26 Graeme Peter Sagar Drawing implements
US4586265A (en) * 1984-10-29 1986-05-06 Hopkins William G Perspective drawing apparatus
GB2180799A (en) * 1985-09-23 1987-04-08 Ahmad Tun Syed Nasir Syed Ruler

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1110018A (fr) * 1954-08-23 1956-02-06 Dispositif de règle de bureau

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2118105A (en) * 1982-04-08 1983-10-26 Graeme Peter Sagar Drawing implements
US4586265A (en) * 1984-10-29 1986-05-06 Hopkins William G Perspective drawing apparatus
GB2180799A (en) * 1985-09-23 1987-04-08 Ahmad Tun Syed Nasir Syed Ruler

Also Published As

Publication number Publication date
DE824003C (de) 1951-10-31
NL78332C (enrdf_load_stackoverflow)
NL72217C (enrdf_load_stackoverflow)
CH290612A (de) 1953-05-15
FR1037267A (fr) 1953-09-15

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