FR452600A - Appareils à calculer - Google Patents

Appareils à calculer

Info

Publication number
FR452600A
FR452600A FR452600DA FR452600A FR 452600 A FR452600 A FR 452600A FR 452600D A FR452600D A FR 452600DA FR 452600 A FR452600 A FR 452600A
Authority
FR
France
Prior art keywords
calculated
devices
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
Roland Hoyt Sloan
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 FR452600A publication Critical patent/FR452600A/fr
Expired legal-status Critical Current

Links

FR452600D 1912-12-27 1912-12-27 Appareils à calculer Expired FR452600A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR452600T 1912-12-27

Publications (1)

Publication Number Publication Date
FR452600A true FR452600A (fr) 1913-05-19

Family

ID=43350989

Family Applications (1)

Application Number Title Priority Date Filing Date
FR452600D Expired FR452600A (fr) 1912-12-27 1912-12-27 Appareils à calculer

Country Status (1)

Country Link
FR (1) FR452600A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2567882A (en) * 1948-09-30 1951-09-11 Frank M Goyan Graphical calculator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2567882A (en) * 1948-09-30 1951-09-11 Frank M Goyan Graphical calculator

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