Author: | Yenchek, M. R. |
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Additional Authors: | Hudson, A. J. |
Year: | 1990 |
Document Type: | USBI |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.27:9260 |
Series: | Information circular / Bureau of Mines ; |
Report Number: | 9260 |
Subjects: | Electric shock |
Electric relays | |
Mining machinery--Electric equipment--Safety measures | |
Link: | https://hdl.handle.net/2027/mdp.39015078458232 |