FR442973A - Ruler for linear drawing - Google Patents

Ruler for linear drawing

Info

Publication number
FR442973A
FR442973A FR442973DA FR442973A FR 442973 A FR442973 A FR 442973A FR 442973D A FR442973D A FR 442973DA FR 442973 A FR442973 A FR 442973A
Authority
FR
France
Prior art keywords
ruler
linear drawing
linear
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
Other languages
French (fr)
Inventor
Gino Belli
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
Application granted granted Critical
Publication of FR442973A publication Critical patent/FR442973A/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
    • B43L7/08—Straightedges with arrangements for attaching additional drawing equipment, e.g. for hatching, dotting
FR442973D 1912-03-14 1912-03-14 Ruler for linear drawing Expired FR442973A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR442973T 1912-03-14

Publications (1)

Publication Number Publication Date
FR442973A true FR442973A (en) 1912-09-13

Family

ID=1484091

Family Applications (1)

Application Number Title Priority Date Filing Date
FR442973D Expired FR442973A (en) 1912-03-14 1912-03-14 Ruler for linear drawing

Country Status (1)

Country Link
FR (1) FR442973A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3287809A (en) * 1964-08-05 1966-11-29 Ampex Drafting instrument
US3293758A (en) * 1964-09-18 1966-12-27 Lawrence H Chanoch Drafting device
US3455029A (en) * 1968-04-02 1969-07-15 Edward L Brandys Drafting instrument

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3287809A (en) * 1964-08-05 1966-11-29 Ampex Drafting instrument
US3293758A (en) * 1964-09-18 1966-12-27 Lawrence H Chanoch Drafting device
US3455029A (en) * 1968-04-02 1969-07-15 Edward L Brandys Drafting instrument

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