FR342836A - Machine à calculer les fractions - Google Patents

Machine à calculer les fractions

Info

Publication number
FR342836A
FR342836A FR342836DA FR342836A FR 342836 A FR342836 A FR 342836A FR 342836D A FR342836D A FR 342836DA FR 342836 A FR342836 A FR 342836A
Authority
FR
France
Prior art keywords
fraction calculator
calculator
fraction
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
Gustav Knappe
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 FR342836A publication Critical patent/FR342836A/fr
Expired legal-status Critical Current

Links

FR342836D 1904-05-04 1904-05-04 Machine à calculer les fractions Expired FR342836A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR342836T 1904-05-04

Publications (1)

Publication Number Publication Date
FR342836A true FR342836A (fr) 1904-09-17

Family

ID=43348587

Family Applications (1)

Application Number Title Priority Date Filing Date
FR342836D Expired FR342836A (fr) 1904-05-04 1904-05-04 Machine à calculer les fractions

Country Status (1)

Country Link
FR (1) FR342836A (fr)

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