CA701657A - Method and means for making perforations - Google Patents

Method and means for making perforations

Info

Publication number
CA701657A
CA701657A CA701657A CA701657DA CA701657A CA 701657 A CA701657 A CA 701657A CA 701657 A CA701657 A CA 701657A CA 701657D A CA701657D A CA 701657DA CA 701657 A CA701657 A CA 701657A
Authority
CA
Canada
Prior art keywords
making perforations
perforations
making
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
CA701657A
Inventor
S. Hellberg Gustav
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.)
Produktions-Service AB
Original Assignee
Produktions-Service AB
Publication date
Application granted granted Critical
Publication of CA701657A publication Critical patent/CA701657A/en
Expired legal-status Critical Current

Links

CA701657A Method and means for making perforations Expired CA701657A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA701657T

Publications (1)

Publication Number Publication Date
CA701657A true CA701657A (en) 1965-01-12

Family

ID=36015311

Family Applications (1)

Application Number Title Priority Date Filing Date
CA701657A Expired CA701657A (en) Method and means for making perforations

Country Status (1)

Country Link
CA (1) CA701657A (en)

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