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Development of the automatic GO-60 drill : England, R; Kelly, J Proc 2nd International Conference on Innovative Mining Systems, Pennsylbia, 27–29 October 1986 P31–35. Publ Pennsylbia: Pennsylbia State University, 1986


Publisher
Elsevier Science
Year
1987
Tongue
English
Weight
123 KB
Volume
24
Category
Article
ISSN
0148-9062

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