FR522858A - Instrument pour tracer des circonférences - Google Patents

Instrument pour tracer des circonférences

Info

Publication number
FR522858A
FR522858A FR522858A FR522858DA FR522858A FR 522858 A FR522858 A FR 522858A FR 522858 A FR522858 A FR 522858A FR 522858D A FR522858D A FR 522858DA FR 522858 A FR522858 A FR 522858A
Authority
FR
France
Prior art keywords
circumferences
tracing
instrument
tracing circumferences
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
FR522858A
Other languages
English (en)
Inventor
Nicolas Basile Costovici
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 FR522858A publication Critical patent/FR522858A/fr
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
    • B43L9/00—Circular curve-drawing or like instruments
    • B43L9/02—Compasses
    • B43L9/04—Beam compasses
FR522858A 1919-09-01 1920-08-25 Instrument pour tracer des circonférences Expired FR522858A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH150705X 1919-09-01

Publications (1)

Publication Number Publication Date
FR522858A true FR522858A (fr) 1921-08-08

Family

ID=4406097

Family Applications (1)

Application Number Title Priority Date Filing Date
FR522858A Expired FR522858A (fr) 1919-09-01 1920-08-25 Instrument pour tracer des circonférences

Country Status (5)

Country Link
CH (1) CH85235A (fr)
DE (1) DE341404C (fr)
FR (1) FR522858A (fr)
GB (1) GB150705A (fr)
NL (1) NL9448C (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111571552A (zh) * 2020-05-12 2020-08-25 廖国华 一种用于木板加工的画圆设备
CN113843764B (zh) * 2021-11-10 2022-12-30 上海外高桥造船有限公司 画圆工具及船舶加工设备

Also Published As

Publication number Publication date
CH85235A (de) 1920-10-01
GB150705A (en) 1921-09-22
DE341404C (de) 1921-09-30
NL9448C (fr)

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