CA630378A - Chock release - Google Patents

Chock release

Info

Publication number
CA630378A
CA630378A CA630378A CA630378DA CA630378A CA 630378 A CA630378 A CA 630378A CA 630378 A CA630378 A CA 630378A CA 630378D A CA630378D A CA 630378DA CA 630378 A CA630378 A CA 630378A
Authority
CA
Canada
Prior art keywords
chock release
chock
release
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
CA630378A
Inventor
W. Duncan Angus
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.)
Mining Engineering Co Ltd MECO
Original Assignee
Mining Engineering Co Ltd MECO
Publication date
Application granted granted Critical
Publication of CA630378A publication Critical patent/CA630378A/en
Expired legal-status Critical Current

Links

CA630378A Chock release Expired CA630378A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA630378T

Publications (1)

Publication Number Publication Date
CA630378A true CA630378A (en) 1961-11-07

Family

ID=35886520

Family Applications (1)

Application Number Title Priority Date Filing Date
CA630378A Expired CA630378A (en) Chock release

Country Status (1)

Country Link
CA (1) CA630378A (en)

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