CA591748A - Rotary perforating apparatus - Google Patents

Rotary perforating apparatus

Info

Publication number
CA591748A
CA591748A CA591748A CA591748DA CA591748A CA 591748 A CA591748 A CA 591748A CA 591748 A CA591748 A CA 591748A CA 591748D A CA591748D A CA 591748DA CA 591748 A CA591748 A CA 591748A
Authority
CA
Canada
Prior art keywords
perforating apparatus
rotary perforating
rotary
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
CA591748A
Inventor
E. Glueck Norman
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
Publication date
Application granted granted Critical
Publication of CA591748A publication Critical patent/CA591748A/en
Expired legal-status Critical Current

Links

CA591748A Rotary perforating apparatus Expired CA591748A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA591748T

Publications (1)

Publication Number Publication Date
CA591748A true CA591748A (en) 1960-02-02

Family

ID=35805283

Family Applications (1)

Application Number Title Priority Date Filing Date
CA591748A Expired CA591748A (en) Rotary perforating apparatus

Country Status (1)

Country Link
CA (1) CA591748A (en)

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