An edition of Intrinsically safe 5-V, 4-A rechargeable power supply (1989)
Intrinsically safe 5-V, 4-A rechargeable power supply
By John J. Sammarco
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Publish Date
1989
Publisher
U.S. Dept. of the Interior, Bureau of Mines
Language
eng
Pages
11
Description:
subjects: Electricity in mining, Safety measures, Storage batteries