CA411062A - Sheet material perforating apparatus - Google Patents

Sheet material perforating apparatus

Info

Publication number
CA411062A
CA411062A CA411062A CA411062DA CA411062A CA 411062 A CA411062 A CA 411062A CA 411062 A CA411062 A CA 411062A CA 411062D A CA411062D A CA 411062DA CA 411062 A CA411062 A CA 411062A
Authority
CA
Canada
Prior art keywords
sheet material
perforating apparatus
material perforating
sheet
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
CA411062A
Other languages
French (fr)
Inventor
E. Bechtel Marley
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.)
IRENE N BECHTEL
Original Assignee
IRENE N BECHTEL
Publication date
Application granted granted Critical
Publication of CA411062A publication Critical patent/CA411062A/en
Expired legal-status Critical Current

Links

CA411062A Sheet material perforating apparatus Expired CA411062A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA411062T

Publications (1)

Publication Number Publication Date
CA411062A true CA411062A (en) 1943-03-09

Family

ID=35422364

Family Applications (1)

Application Number Title Priority Date Filing Date
CA411062A Expired CA411062A (en) Sheet material perforating apparatus

Country Status (1)

Country Link
CA (1) CA411062A (en)

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