CA320588A - Coal mining machine - Google Patents

Coal mining machine

Info

Publication number
CA320588A
CA320588A CA320588A CA320588DA CA320588A CA 320588 A CA320588 A CA 320588A CA 320588 A CA320588 A CA 320588A CA 320588D A CA320588D A CA 320588DA CA 320588 A CA320588 A CA 320588A
Authority
CA
Canada
Prior art keywords
coal mining
mining machine
coal
machine
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
CA320588A
Other languages
French (fr)
Inventor
D. Levin Nils
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.)
Jeffrey Manufacturing Co
Original Assignee
Jeffrey Manufacturing Co
Publication date
Application granted granted Critical
Publication of CA320588A publication Critical patent/CA320588A/en
Expired legal-status Critical Current

Links

CA320588A Coal mining machine Expired CA320588A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA320588T

Publications (1)

Publication Number Publication Date
CA320588A true CA320588A (en) 1932-03-15

Family

ID=35281142

Family Applications (1)

Application Number Title Priority Date Filing Date
CA320588A Expired CA320588A (en) Coal mining machine

Country Status (1)

Country Link
CA (1) CA320588A (en)

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