CA894425A - Method and apparatus for electrically perforating sheet or web material - Google Patents

Method and apparatus for electrically perforating sheet or web material

Info

Publication number
CA894425A
CA894425A CA894425A CA894425DA CA894425A CA 894425 A CA894425 A CA 894425A CA 894425 A CA894425 A CA 894425A CA 894425D A CA894425D A CA 894425DA CA 894425 A CA894425 A CA 894425A
Authority
CA
Canada
Prior art keywords
web material
perforating sheet
electrically perforating
electrically
sheet
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
CA894425A
Inventor
Larive Rene
L. C. Knight Richard
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.)
Consolidated Bathurst Ltd
Original Assignee
Consolidated Bathurst Ltd
Publication date
Application granted granted Critical
Publication of CA894425A publication Critical patent/CA894425A/en
Expired legal-status Critical Current

Links

CA894425A Method and apparatus for electrically perforating sheet or web material Expired CA894425A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA894425T

Publications (1)

Publication Number Publication Date
CA894425A true CA894425A (en) 1972-02-29

Family

ID=36400443

Family Applications (1)

Application Number Title Priority Date Filing Date
CA894425A Expired CA894425A (en) Method and apparatus for electrically perforating sheet or web material

Country Status (1)

Country Link
CA (1) CA894425A (en)

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