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Describes and illustrates installations where the electric motor has been used, and explains its application to excavation work. (3000 w.) (No. 30764 C)
Describes and illustrates installations where the electric motor has been used, and explains its application to excavation work. (3000 w.) (No. 30764 C)
Electricity in excavation work
Gen Elec Rev
Lancaster, W.C. (Autor:in)
1912
Aufsatz (Zeitschrift)
Englisch
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