CA444356A - Poinconneuse commandee a main pour cartesfiches - Google Patents

Poinconneuse commandee a main pour cartesfiches

Info

Publication number
CA444356A
CA444356A CA444356A CA444356DA CA444356A CA 444356 A CA444356 A CA 444356A CA 444356 A CA444356 A CA 444356A CA 444356D A CA444356D A CA 444356DA CA 444356 A CA444356 A CA 444356A
Authority
CA
Canada
Prior art keywords
punching machine
manually controlled
controlled record
record punching
manually
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
CA444356A
Other languages
English (en)
Inventor
E. Page Ralph
Original Assignee
International Business Machines Corp
Publication date
Application granted granted Critical
Publication of CA444356A publication Critical patent/CA444356A/fr
Expired legal-status Critical Current

Links

CA444356A Poinconneuse commandee a main pour cartesfiches Expired CA444356A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA444356T

Publications (1)

Publication Number Publication Date
CA444356A true CA444356A (fr) 1947-09-30

Family

ID=35561993

Family Applications (1)

Application Number Title Priority Date Filing Date
CA444356A Expired CA444356A (fr) Poinconneuse commandee a main pour cartesfiches

Country Status (1)

Country Link
CA (1) CA444356A (fr)

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