E21C 47/06
Cableway conveyors used in co-operation with the winning apparatus
Official title: Cableway conveyors used in co-operation with the winning apparatus (underground hauling E21F13/00)
E21C47/06 (Cableway conveyors used in co-operation with the winning apparatus) appears on 0 US grants and 0 published applications in this corpus.
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