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CA458417A - Appareil de mine - Google Patents

Appareil de mine

Info

Publication number
CA458417A
CA458417A CA458417A CA458417DA CA458417A CA 458417 A CA458417 A CA 458417A CA 458417 A CA458417 A CA 458417A CA 458417D A CA458417D A CA 458417DA CA 458417 A CA458417 A CA 458417A
Authority
CA
Canada
Prior art keywords
mining apparatus
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
CA458417A
Other languages
English (en)
Inventor
Herbert Vanderzee Harry
Putnam Baldwin Clyde
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.)
Joy Manufacturing Co
Sullivan Machinery Co
Original Assignee
Joy Manufacturing Co
Sullivan Machinery Co
Publication date
Application granted granted Critical
Publication of CA458417A publication Critical patent/CA458417A/fr
Expired legal-status Critical Current

Links

CA458417A Appareil de mine Expired CA458417A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA458417T

Publications (1)

Publication Number Publication Date
CA458417A true CA458417A (fr) 1949-07-26

Family

ID=35576711

Family Applications (1)

Application Number Title Priority Date Filing Date
CA458417A Expired CA458417A (fr) Appareil de mine

Country Status (1)

Country Link
CA (1) CA458417A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2750180A (en) * 1952-08-22 1956-06-12 Goodman Mfg Co Horizontal and shearing kerf cutting machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2750180A (en) * 1952-08-22 1956-06-12 Goodman Mfg Co Horizontal and shearing kerf cutting machine

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