AU209970B2 - Improvements in or relating to mining apparatus - Google Patents

Improvements in or relating to mining apparatus

Info

Publication number
AU209970B2
AU209970B2 AU20860/56A AU2086056A AU209970B2 AU 209970 B2 AU209970 B2 AU 209970B2 AU 20860/56 A AU20860/56 A AU 20860/56A AU 2086056 A AU2086056 A AU 2086056A AU 209970 B2 AU209970 B2 AU 209970B2
Authority
AU
Australia
Prior art keywords
relating
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
AU20860/56A
Other versions
AU2086056A (en
Inventor
Field Ball Charles
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 PTY Ltd
Original Assignee
JOY MANUFACTURING Co PTY Ltd
Filing date
Publication date
Application filed by JOY MANUFACTURING Co PTY Ltd filed Critical JOY MANUFACTURING Co PTY Ltd
Application granted granted Critical
Publication of AU2086056A publication Critical patent/AU2086056A/en
Publication of AU209970B2 publication Critical patent/AU209970B2/en
Expired legal-status Critical Current

Links

AU20860/56A 1956-08-17 Improvements in or relating to mining apparatus Expired AU209970B2 (en)

Publications (2)

Publication Number Publication Date
AU2086056A AU2086056A (en) 1957-02-21
AU209970B2 true AU209970B2 (en) 1957-02-21

Family

ID=

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