FR451774A - Improvements in calculating machines - Google Patents

Improvements in calculating machines

Info

Publication number
FR451774A
FR451774A FR451774A FR451774DA FR451774A FR 451774 A FR451774 A FR 451774A FR 451774 A FR451774 A FR 451774A FR 451774D A FR451774D A FR 451774DA FR 451774 A FR451774 A FR 451774A
Authority
FR
France
Prior art keywords
calculating machines
machines
calculating
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
FR451774A
Other languages
French (fr)
Inventor
John Albert Cheape
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 FR451774A publication Critical patent/FR451774A/en
Expired legal-status Critical Current

Links

FR451774A 1912-11-25 1912-12-11 Improvements in calculating machines Expired FR451774A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB451774X 1912-11-25

Publications (1)

Publication Number Publication Date
FR451774A true FR451774A (en) 1913-04-26

Family

ID=43479370

Family Applications (1)

Application Number Title Priority Date Filing Date
FR451774A Expired FR451774A (en) 1912-11-25 1912-12-11 Improvements in calculating machines

Country Status (1)

Country Link
FR (1) FR451774A (en)

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