CA252879A - Machine a miner - Google Patents

Machine a miner

Info

Publication number
CA252879A
CA252879A CA252879A CA252879DA CA252879A CA 252879 A CA252879 A CA 252879A CA 252879 A CA252879 A CA 252879A CA 252879D A CA252879D A CA 252879DA CA 252879 A CA252879 A CA 252879A
Authority
CA
Canada
Prior art keywords
mining mechanism
mining
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
CA252879A
Other languages
English (en)
Inventor
O'toole Edward
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA252879A publication Critical patent/CA252879A/fr
Expired legal-status Critical Current

Links

CA252879A Machine a miner Expired CA252879A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA252879T

Publications (1)

Publication Number Publication Date
CA252879A true CA252879A (fr) 1925-08-18

Family

ID=35161429

Family Applications (1)

Application Number Title Priority Date Filing Date
CA252879A Expired CA252879A (fr) Machine a miner

Country Status (1)

Country Link
CA (1) CA252879A (fr)

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