CH290612A - Roll ruler. - Google Patents

Roll ruler.

Info

Publication number
CH290612A
CH290612A CH290612DA CH290612A CH 290612 A CH290612 A CH 290612A CH 290612D A CH290612D A CH 290612DA CH 290612 A CH290612 A CH 290612A
Authority
CH
Switzerland
Prior art keywords
ruler
roll
roll ruler
Prior art date
Application number
Other languages
German (de)
Inventor
Priess Hans
Original Assignee
Priess Hans
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 Priess Hans filed Critical Priess Hans
Publication of CH290612A publication Critical patent/CH290612A/en

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)
CH290612D 1949-11-14 1951-04-21 Roll ruler. CH290612A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH290612A true CH290612A (en) 1953-05-15

Family

ID=6597478

Family Applications (1)

Application Number Title Priority Date Filing Date
CH290612D CH290612A (en) 1949-11-14 1951-04-21 Roll ruler.

Country Status (5)

Country Link
CH (1) CH290612A (en)
DE (1) DE824003C (en)
FR (1) FR1037267A (en)
GB (1) GB683880A (en)
NL (2) NL78332C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1110018A (en) * 1954-08-23 1956-02-06 Desktop ruler device
GB2118105B (en) * 1982-04-08 1985-09-04 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
GB683880A (en) 1952-12-03
NL78332C (en)
NL72217C (en)
FR1037267A (en) 1953-09-15
DE824003C (en) 1951-10-31

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