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Groundguardian Trademarks
GROUNDGUARDIAN
Electrical monitoring devices for monitoring a grounding system associated with a floating roof tank, a building, or other grounded structure for lightning protection
Cancelled
·
June 10, 2011
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85342909
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GROUNDGUARDIAN
Equipment for handling out of limits electrical discharges, surges, transients, electromagnetic interference and other electrical events
Abandoned
·
March 26, 2010
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77969108
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