FR681330A - Instrument de trisection - Google Patents

Instrument de trisection

Info

Publication number
FR681330A
FR681330A FR681330DA FR681330A FR 681330 A FR681330 A FR 681330A FR 681330D A FR681330D A FR 681330DA FR 681330 A FR681330 A FR 681330A
Authority
FR
France
Prior art keywords
trisection
instrument
trisection 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
English (en)
Inventor
Sojiro Frank Shibuya
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 FR681330A publication Critical patent/FR681330A/fr
Expired legal-status Critical Current

Links

FR681330D 1929-01-23 1929-09-04 Instrument de trisection Expired FR681330A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US681330XA 1929-01-23 1929-01-23

Publications (1)

Publication Number Publication Date
FR681330A true FR681330A (fr) 1930-05-13

Family

ID=22080614

Family Applications (1)

Application Number Title Priority Date Filing Date
FR681330D Expired FR681330A (fr) 1929-01-23 1929-09-04 Instrument de trisection

Country Status (1)

Country Link
FR (1) FR681330A (fr)

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