FR1421966A - Improvement in orthoparallel rules - Google Patents

Improvement in orthoparallel rules

Info

Publication number
FR1421966A
FR1421966A FR2112A FR44002112A FR1421966A FR 1421966 A FR1421966 A FR 1421966A FR 2112 A FR2112 A FR 2112A FR 44002112 A FR44002112 A FR 44002112A FR 1421966 A FR1421966 A FR 1421966A
Authority
FR
France
Prior art keywords
orthoparallel
rules
improvement
orthoparallel rules
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
FR2112A
Other languages
French (fr)
Inventor
Andre De Weerdt
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 filed Critical
Priority to FR2112A priority Critical patent/FR1421966A/en
Application granted granted Critical
Publication of FR1421966A publication Critical patent/FR1421966A/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
    • B43L13/04—Guides for rulers
    • B43L13/046—Guides for rulers with cables
FR2112A 1965-01-18 1965-01-18 Improvement in orthoparallel rules Expired FR1421966A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2112A FR1421966A (en) 1965-01-18 1965-01-18 Improvement in orthoparallel rules

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR2112A FR1421966A (en) 1965-01-18 1965-01-18 Improvement in orthoparallel rules

Publications (1)

Publication Number Publication Date
FR1421966A true FR1421966A (en) 1965-12-17

Family

ID=8568349

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2112A Expired FR1421966A (en) 1965-01-18 1965-01-18 Improvement in orthoparallel rules

Country Status (1)

Country Link
FR (1) FR1421966A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2462276A1 (en) * 1979-07-31 1981-02-13 Rutten Jean Drafting machine with vertical bar to carry straight edges - has endless cable to ensure correct motion, connected to both ends of bar and passing over pulleys
US4622755A (en) * 1986-03-14 1986-11-18 Wood Russell J Parallel straightedge
DE3544537A1 (en) * 1985-12-17 1987-09-10 Ulrich Dipl Ing Schuh CORDED DUCT RAIL WITH HIDDEN CORDS AND INSERTABLE CORD LEAD

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2462276A1 (en) * 1979-07-31 1981-02-13 Rutten Jean Drafting machine with vertical bar to carry straight edges - has endless cable to ensure correct motion, connected to both ends of bar and passing over pulleys
DE3544537A1 (en) * 1985-12-17 1987-09-10 Ulrich Dipl Ing Schuh CORDED DUCT RAIL WITH HIDDEN CORDS AND INSERTABLE CORD LEAD
US4622755A (en) * 1986-03-14 1986-11-18 Wood Russell J Parallel straightedge

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