CA477281A - Mining machines - Google Patents

Mining machines

Info

Publication number
CA477281A
CA477281A CA477281A CA477281DA CA477281A CA 477281 A CA477281 A CA 477281A CA 477281 A CA477281 A CA 477281A CA 477281D A CA477281D A CA 477281DA CA 477281 A CA477281 A CA 477281A
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
CA477281A
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 CA477281A publication Critical patent/CA477281A/en
Expired legal-status Critical Current

Links

CA477281A Mining machines Expired CA477281A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA477281T

Publications (1)

Publication Number Publication Date
CA477281A true CA477281A (en) 1951-09-25

Family

ID=35616925

Family Applications (1)

Application Number Title Priority Date Filing Date
CA477281A Expired CA477281A (en) Mining machines

Country Status (1)

Country Link
CA (1) CA477281A (en)

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