Method and system for the spark-proof power supply

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Bibliographic Details
Main Authors WISZNIOWSKI PRZEMYS AW, SKOROPACKI WITALIJ, BE ZA MAREK
Format Patent
LanguageEnglish
Polish
Published 23.06.2008
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
MINING
SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS
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Bibliography:Application Number: PL20060381268