FR429154A - Drawing instrument, which can be used simultaneously as a ruler, a compass and a protractor - Google Patents

Drawing instrument, which can be used simultaneously as a ruler, a compass and a protractor

Info

Publication number
FR429154A
FR429154A FR429154DA FR429154A FR 429154 A FR429154 A FR 429154A FR 429154D A FR429154D A FR 429154DA FR 429154 A FR429154 A FR 429154A
Authority
FR
France
Prior art keywords
protractor
compass
ruler
used simultaneously
drawing instrument
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
Adolf Schwieger
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 FR429154A publication Critical patent/FR429154A/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
    • B43L7/10—Plural straightedges relatively movable
    • B43L7/12—Square and pivoted straightedges
FR429154D 1911-05-01 1911-05-01 Drawing instrument, which can be used simultaneously as a ruler, a compass and a protractor Expired FR429154A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR429154T 1911-05-01

Publications (1)

Publication Number Publication Date
FR429154A true FR429154A (en) 1911-09-16

Family

ID=1471508

Family Applications (1)

Application Number Title Priority Date Filing Date
FR429154D Expired FR429154A (en) 1911-05-01 1911-05-01 Drawing instrument, which can be used simultaneously as a ruler, a compass and a protractor

Country Status (1)

Country Link
FR (1) FR429154A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2656836A1 (en) * 1990-01-05 1991-07-12 Longet Roland Apparatus for measuring inclines by direct reading, or for drawing angles chosen in advance

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2656836A1 (en) * 1990-01-05 1991-07-12 Longet Roland Apparatus for measuring inclines by direct reading, or for drawing angles chosen in advance

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