CA219637A - Perforator - Google Patents

Perforator

Info

Publication number
CA219637A
CA219637A CA219637A CA219637DA CA219637A CA 219637 A CA219637 A CA 219637A CA 219637 A CA219637 A CA 219637A CA 219637D A CA219637D A CA 219637DA CA 219637 A CA219637 A CA 219637A
Authority
CA
Canada
Prior art keywords
perforator
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
CA219637A
Other languages
French (fr)
Inventor
Hans Piersen Edwin
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.)
PIERSEN MANUFACTURING Co
Original Assignee
PIERSEN MANUFACTURING Co
Publication date
Application granted granted Critical
Publication of CA219637A publication Critical patent/CA219637A/en
Expired legal-status Critical Current

Links

CA219637A Perforator Expired CA219637A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA219637T

Publications (1)

Publication Number Publication Date
CA219637A true CA219637A (en) 1922-06-13

Family

ID=35114081

Family Applications (1)

Application Number Title Priority Date Filing Date
CA219637A Expired CA219637A (en) Perforator

Country Status (1)

Country Link
CA (1) CA219637A (en)

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