CH56879A - Machine à calculer - Google Patents

Machine à calculer

Info

Publication number: CH56879A
Authority: CH; Switzerland
Prior art keywords: calculator
Prior art date: 1910-04-04

Application number

CH56879A

Other languages

English (en)

Inventor

Ridley Debenham Ernest

Edward Clarke

Original Assignee

Ridley Debenham Ernest

Edward Clarke

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.)

1910-04-04

Filing date

1910-04-04

Publication date

1912-12-16

1910-04-04 Application filed by Ridley Debenham Ernest, Edward Clarke filed Critical Ridley Debenham Ernest

1912-12-16 Publication of CH56879A publication Critical patent/CH56879A/fr

Links

CH56879A 1910-04-04 1910-04-04 Machine à calculer CH56879A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH56879T		1910-04-04

Publications (1)

Publication Number	Publication Date
CH56879A true CH56879A (fr)	1912-12-16

Family

ID=4297698

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH56879A CH56879A (fr)	1910-04-04	1910-04-04	Machine à calculer

Country Status (1)

Country	Link
CH (1)	CH56879A (fr)

1910
- 1910-04-04 CH CH56879A patent/CH56879A/fr unknown

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