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- Google Patents
AU214668B2 - Expansible continuous mining machine
- Google Patents
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.)
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COLMOL Co
Original Assignee
COLMOL Co
Filing date
Publication date
Application filed by COLMOL CofiledCriticalCOLMOL Co
Application grantedgrantedCritical
Publication of AU1996356ApublicationCriticalpatent/AU1996356A/en
Publication of AU214668B2publicationCriticalpatent/AU214668B2/en