FR502769A - Machine à calculer - Google Patents

Machine à calculer

Info

Publication number
FR502769A
FR502769A FR502769DA FR502769A FR 502769 A FR502769 A FR 502769A FR 502769D A FR502769D A FR 502769DA FR 502769 A FR502769 A FR 502769A
Authority
FR
France
Prior art keywords
calculator
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
Etienne De Werra
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 FR502769A publication Critical patent/FR502769A/fr
Expired legal-status Critical Current

Links

FR502769D 1919-05-02 1919-05-02 Machine à calculer Expired FR502769A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR502769T 1919-05-02

Publications (1)

Publication Number Publication Date
FR502769A true FR502769A (fr) 1920-05-26

Family

ID=43352097

Family Applications (1)

Application Number Title Priority Date Filing Date
FR502769D Expired FR502769A (fr) 1919-05-02 1919-05-02 Machine à calculer

Country Status (1)

Country Link
FR (1) FR502769A (fr)

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