SE0000150L - Speciallinjal för delning av vinklar - Google Patents

Speciallinjal för delning av vinklar

Info

Publication number
SE0000150L
SE0000150L SE0000150A SE0000150A SE0000150L SE 0000150 L SE0000150 L SE 0000150L SE 0000150 A SE0000150 A SE 0000150A SE 0000150 A SE0000150 A SE 0000150A SE 0000150 L SE0000150 L SE 0000150L
Authority
SE
Sweden
Prior art keywords
ruler
central line
thick
lines
special ruler
Prior art date
Application number
SE0000150A
Other languages
English (en)
Other versions
SE523921C2 (sv
SE0000150D0 (sv
Inventor
Bertil Holgersson
Original Assignee
Bertil Holgersson
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 Bertil Holgersson filed Critical Bertil Holgersson
Priority to SE0000150A priority Critical patent/SE523921C2/sv
Publication of SE0000150D0 publication Critical patent/SE0000150D0/sv
Publication of SE0000150L publication Critical patent/SE0000150L/sv
Publication of SE523921C2 publication Critical patent/SE523921C2/sv

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
    • B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
    • B43L13/001—Mathematical drawing instruments
    • B43L13/002—Angle intersecting devices

Landscapes

  • Length-Measuring Instruments Using Mechanical Means (AREA)
  • Drawing Aids And Blackboards (AREA)
SE0000150A 2000-01-19 2000-01-19 Speciallinjal för delning av vinklar SE523921C2 (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE0000150A SE523921C2 (sv) 2000-01-19 2000-01-19 Speciallinjal för delning av vinklar

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0000150A SE523921C2 (sv) 2000-01-19 2000-01-19 Speciallinjal för delning av vinklar

Publications (3)

Publication Number Publication Date
SE0000150D0 SE0000150D0 (sv) 2000-01-19
SE0000150L true SE0000150L (sv) 2001-07-20
SE523921C2 SE523921C2 (sv) 2004-06-01

Family

ID=20278150

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0000150A SE523921C2 (sv) 2000-01-19 2000-01-19 Speciallinjal för delning av vinklar

Country Status (1)

Country Link
SE (1) SE523921C2 (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10994569B2 (en) 2018-02-06 2021-05-04 Ronald Harvey Rosenfield Angle trisector, as validated to perform accurately over a wide range of device settings by a novel geometric forming process; also capable of portraying finite lengths that only could be approximated by means of otherwise applying a compass and straightedge to a given length of unity; that furthermore functions as a level whose inherent geometry could be adapted for many other uses such as being incorporated into the design of a hydraulic car lift

Also Published As

Publication number Publication date
SE523921C2 (sv) 2004-06-01
SE0000150D0 (sv) 2000-01-19

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Legal Events

Date Code Title Description
NUG Patent has lapsed