CA485889A - Pierce severing - Google Patents

Pierce severing

Info

Publication number
CA485889A
CA485889A CA485889A CA485889DA CA485889A CA 485889 A CA485889 A CA 485889A CA 485889 A CA485889 A CA 485889A CA 485889D A CA485889D A CA 485889DA CA 485889 A CA485889 A CA 485889A
Authority
CA
Canada
Prior art keywords
severing
pierce
pierce severing
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
CA485889A
Other languages
French (fr)
Inventor
S. Babcock Roger
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.)
Dominion Oxygen Co Ltd
Original Assignee
Dominion Oxygen Co Ltd
Publication date
Application granted granted Critical
Publication of CA485889A publication Critical patent/CA485889A/en
Expired legal-status Critical Current

Links

CA485889A Pierce severing Expired CA485889A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA485889T

Publications (1)

Publication Number Publication Date
CA485889A true CA485889A (en) 1952-08-19

Family

ID=35625605

Family Applications (1)

Application Number Title Priority Date Filing Date
CA485889A Expired CA485889A (en) Pierce severing

Country Status (1)

Country Link
CA (1) CA485889A (en)

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