FR778060A - Device to describe and draw curves - Google Patents

Device to describe and draw curves

Info

Publication number
FR778060A
FR778060A FR778060DA FR778060A FR 778060 A FR778060 A FR 778060A FR 778060D A FR778060D A FR 778060DA FR 778060 A FR778060 A FR 778060A
Authority
FR
France
Prior art keywords
describe
draw curves
curves
draw
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
Elia Africano
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
Application granted granted Critical
Publication of FR778060A publication Critical patent/FR778060A/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
    • B43L11/00—Non-circular-curve-drawing instruments
FR778060D 1933-08-11 1934-08-09 Device to describe and draw curves Expired FR778060A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT429138X 1933-08-11

Publications (1)

Publication Number Publication Date
FR778060A true FR778060A (en) 1935-03-08

Family

ID=11254673

Family Applications (1)

Application Number Title Priority Date Filing Date
FR778060D Expired FR778060A (en) 1933-08-11 1934-08-09 Device to describe and draw curves

Country Status (5)

Country Link
US (1) US2025842A (en)
BE (1) BE404695A (en)
DE (1) DE625448C (en)
FR (1) FR778060A (en)
GB (1) GB429138A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2471780A (en) * 1944-01-24 1949-05-31 Sandison Alexander Gre Seymour Machine for fabricating strakes for boat construction or the like
US2525606A (en) * 1947-09-06 1950-10-10 William H Kuntz Device for describing curved or straight lines
US2622328A (en) * 1949-03-07 1952-12-23 Emil F Krohn Holder and form duplicator for flame cutting hand torches
US2898681A (en) * 1950-12-05 1959-08-11 Hakko Denki Seisakusho Kk Machine for cutting cycloid gears
US3154856A (en) * 1961-02-23 1964-11-03 Milton A Saunders Drawing instrument
CN103950325B (en) * 2014-03-18 2015-08-05 西安工业大学 Sine curve plotter
CN104960360B (en) * 2015-06-25 2016-11-16 李涛 Spiral instrument for teaching mathematics
CN107199810B (en) * 2017-05-24 2018-05-11 吕维一 A kind of instrument for being used to make triangle circumscribed circle
CN109230424A (en) * 2018-07-27 2019-01-18 普定县万贵养殖有限公司 A kind of fruits and vegetables device for discharging

Also Published As

Publication number Publication date
DE625448C (en) 1936-02-10
US2025842A (en) 1935-12-31
BE404695A (en)
GB429138A (en) 1935-05-24

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