CA447805A - Mine hoist control - Google Patents

Mine hoist control

Info

Publication number
CA447805A
CA447805A CA447805A CA447805DA CA447805A CA 447805 A CA447805 A CA 447805A CA 447805 A CA447805 A CA 447805A CA 447805D A CA447805D A CA 447805DA CA 447805 A CA447805 A CA 447805A
Authority
CA
Canada
Prior art keywords
mine hoist
hoist control
control
mine
hoist
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
CA447805A
Other languages
French (fr)
Inventor
E. Borland James
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.)
Westinghouse Canada Inc
Original Assignee
Canadian Westinghouse Co Ltd
Publication date
Application granted granted Critical
Publication of CA447805A publication Critical patent/CA447805A/en
Expired legal-status Critical Current

Links

CA447805A Mine hoist control Expired CA447805A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA447805T

Publications (1)

Publication Number Publication Date
CA447805A true CA447805A (en) 1948-04-13

Family

ID=35565490

Family Applications (1)

Application Number Title Priority Date Filing Date
CA447805A Expired CA447805A (en) Mine hoist control

Country Status (1)

Country Link
CA (1) CA447805A (en)

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