CA479116A - Machines d'exploitation miniere - Google Patents

Machines d'exploitation miniere

Info

Publication number
CA479116A
CA479116A CA479116A CA479116DA CA479116A CA 479116 A CA479116 A CA 479116A CA 479116 A CA479116 A CA 479116A CA 479116D A CA479116D A CA 479116DA CA 479116 A CA479116 A CA 479116A
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
CA479116A
Other languages
English (en)
Inventor
Bridie Mavor John
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 CA479116A publication Critical patent/CA479116A/fr
Expired legal-status Critical Current

Links

CA479116A Machines d'exploitation miniere Expired CA479116A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA479116T

Publications (1)

Publication Number Publication Date
CA479116A true CA479116A (fr) 1951-12-04

Family

ID=35618782

Family Applications (1)

Application Number Title Priority Date Filing Date
CA479116A Expired CA479116A (fr) Machines d'exploitation miniere

Country Status (1)

Country Link
CA (1) CA479116A (fr)

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