GB168344A - Improvements in devices for ruling parallel lines - Google Patents

Improvements in devices for ruling parallel lines

Info

Publication number
GB168344A
GB168344A GB868420A GB868420A GB168344A GB 168344 A GB168344 A GB 168344A GB 868420 A GB868420 A GB 868420A GB 868420 A GB868420 A GB 868420A GB 168344 A GB168344 A GB 168344A
Authority
GB
United Kingdom
Prior art keywords
devices
parallel lines
ruling
ruling parallel
chomel
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
GB868420A
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.)
JUAN CHOMEL
Original Assignee
JUAN CHOMEL
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 JUAN CHOMEL filed Critical JUAN CHOMEL
Priority to GB868420A priority Critical patent/GB168344A/en
Publication of GB168344A publication Critical patent/GB168344A/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
    • B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
    • B43L13/02—Draughting machines or drawing devices for keeping parallelism

Landscapes

  • Drawing Aids And Blackboards (AREA)

Abstract

168,344. Chomel, J. March 24, 1920. Ruling-devices.- A device for ruling parallel lines comprises a guide 1 adapted to be moved along the edge of a ruler &c. and having a graduated stem 3 over which can slide a member 5 carrying a pencil 4.
GB868420A 1920-03-24 1920-03-24 Improvements in devices for ruling parallel lines Expired GB168344A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB868420A GB168344A (en) 1920-03-24 1920-03-24 Improvements in devices for ruling parallel lines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868420A GB168344A (en) 1920-03-24 1920-03-24 Improvements in devices for ruling parallel lines

Publications (1)

Publication Number Publication Date
GB168344A true GB168344A (en) 1921-08-24

Family

ID=9857225

Family Applications (1)

Application Number Title Priority Date Filing Date
GB868420A Expired GB168344A (en) 1920-03-24 1920-03-24 Improvements in devices for ruling parallel lines

Country Status (1)

Country Link
GB (1) GB168344A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989009119A1 (en) * 1988-03-21 1989-10-05 Patrick John Mcgrath Scribing and pantographic guide

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989009119A1 (en) * 1988-03-21 1989-10-05 Patrick John Mcgrath Scribing and pantographic guide

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