CA474430A - Mining machines - Google Patents

Mining machines

Info

Publication number
CA474430A
CA474430A CA474430A CA474430DA CA474430A CA 474430 A CA474430 A CA 474430A CA 474430 A CA474430 A CA 474430A CA 474430D A CA474430D A CA 474430DA CA 474430 A CA474430 A CA 474430A
Authority
CA
Canada
Prior art keywords
mining machines
mining
machines
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
CA474430A
Other languages
French (fr)
Inventor
Donald Merton Gullick Ernest
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.)
Mavor and Coulson Ltd
Original Assignee
Mavor and Coulson Ltd
Publication date
Application granted granted Critical
Publication of CA474430A publication Critical patent/CA474430A/en
Expired legal-status Critical Current

Links

CA474430A Mining machines Expired CA474430A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA474430T

Publications (1)

Publication Number Publication Date
CA474430A true CA474430A (en) 1951-06-12

Family

ID=35608409

Family Applications (1)

Application Number Title Priority Date Filing Date
CA474430A Expired CA474430A (en) Mining machines

Country Status (1)

Country Link
CA (1) CA474430A (en)

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