CA8492A - Improvements on mining machines - Google Patents

Improvements on mining machines

Info

Publication number
CA8492A
CA8492A CA000008492A CA8492DA CA8492A CA 8492 A CA8492 A CA 8492A CA 000008492 A CA000008492 A CA 000008492A CA 8492D A CA8492D A CA 8492DA CA 8492 A CA8492 A CA 8492A
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
CA000008492A
Other languages
French (fr)
Inventor
Francis M. Lechner
Joseph A. Jeffrey
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 CA8492A publication Critical patent/CA8492A/en
Expired legal-status Critical Current

Links

CA000008492A Improvements on mining machines Expired CA8492A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA8492T

Publications (1)

Publication Number Publication Date
CA8492A true CA8492A (en) 1878-03-04

Family

ID=45125041

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000008492A Expired CA8492A (en) Improvements on mining machines

Country Status (1)

Country Link
CA (1) CA8492A (en)

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