BE501501A - Perfectionnements aux machines a calculer. - Google Patents

Perfectionnements aux machines a calculer.

Info

Publication number
BE501501A
BE501501A BE501501A BE501501A BE501501A BE 501501 A BE501501 A BE 501501A BE 501501 A BE501501 A BE 501501A BE 501501 A BE501501 A BE 501501A BE 501501 A BE501501 A BE 501501A
Authority
BE
Belgium
Prior art keywords
calculating machines
machines
calculating
Prior art date
Application number
BE501501A
Other languages
English (en)
Inventor
I Rizzieri
Original Assignee
I Rizzieri
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 I Rizzieri filed Critical I Rizzieri
Publication of BE501501A publication Critical patent/BE501501A/fr

Links

BE501501A 1950-02-25 1951-02-24 Perfectionnements aux machines a calculer. BE501501A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT501501X 1950-02-25

Publications (1)

Publication Number Publication Date
BE501501A true BE501501A (fr) 1952-05-23

Family

ID=38538158

Family Applications (1)

Application Number Title Priority Date Filing Date
BE501501A BE501501A (fr) 1950-02-25 1951-02-24 Perfectionnements aux machines a calculer.

Country Status (1)

Country Link
BE (1) BE501501A (fr)

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