Assignee
SERVICE MACHINE CO
US·5 granted patents·176 citations·filing 1982–1994
Top patents by PatentIndex Score
5 records- 0187US5534664AExplosion proof power supply enclosure for hazardous atmosphere lighting systemsSERVICE MACHINE CO·Filed 1994·Granted Jul 9, 1996·70 cites·8 claims
- 0283US4484690AFlame arresting ventilated wall for an explosion-proof enclosureSERVICE MACHINE CO·Filed 1982·Granted Nov 27, 1984·60 cites·8 claims
- 0366US5381321ALuminaire for hazardous atmospheres and explosion proof enclosure for power supply thereforSERVICE MACHINE CO·Filed 1992·Granted Jan 10, 1995·31 cites·16 claims
- 0448US4639558AReversing switchSERVICE MACHINE CO·Filed 1986·Granted Jan 27, 1987·9 cites·11 claims
- 0540US5077628ACircuit breaker protection apparatusSERVICE MACHINE CO·Filed 1989·Granted Dec 31, 1991·6 cites·16 claims
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