CA573138A - Appareil a perforer - Google Patents

Appareil a perforer

Info

Publication number
CA573138A
CA573138A CA573138A CA573138DA CA573138A CA 573138 A CA573138 A CA 573138A CA 573138 A CA573138 A CA 573138A CA 573138D A CA573138D A CA 573138DA CA 573138 A CA573138 A CA 573138A
Authority
CA
Canada
Prior art keywords
perforating apparatus
perforating
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
CA573138A
Other languages
English (en)
Inventor
D. Kilheffer Lawrence
L. Hagemeyer James
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.)
National Cash Register Co
Original Assignee
National Cash Register Co
Publication date
Application granted granted Critical
Publication of CA573138A publication Critical patent/CA573138A/fr
Expired legal-status Critical Current

Links

CA573138A Appareil a perforer Expired CA573138A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA573138T

Publications (1)

Publication Number Publication Date
CA573138A true CA573138A (fr) 1959-03-31

Family

ID=35748981

Family Applications (1)

Application Number Title Priority Date Filing Date
CA573138A Expired CA573138A (fr) Appareil a perforer

Country Status (1)

Country Link
CA (1) CA573138A (fr)

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