CA455461A - Perforated card and machine for perforating and using said card - Google Patents

Perforated card and machine for perforating and using said card

Info

Publication number
CA455461A
CA455461A CA455461A CA455461DA CA455461A CA 455461 A CA455461 A CA 455461A CA 455461 A CA455461 A CA 455461A CA 455461D A CA455461D A CA 455461DA CA 455461 A CA455461 A CA 455461A
Authority
CA
Canada
Prior art keywords
card
perforating
machine
perforated
perforated card
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
CA455461A
Other languages
French (fr)
Inventor
Daniel Joubin Louis
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
Publication date
Application granted granted Critical
Publication of CA455461A publication Critical patent/CA455461A/en
Expired legal-status Critical Current

Links

CA455461A Perforated card and machine for perforating and using said card Expired CA455461A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA455461T

Publications (1)

Publication Number Publication Date
CA455461A true CA455461A (en) 1949-03-29

Family

ID=35573201

Family Applications (1)

Application Number Title Priority Date Filing Date
CA455461A Expired CA455461A (en) Perforated card and machine for perforating and using said card

Country Status (1)

Country Link
CA (1) CA455461A (en)

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