Assignee
TIEFENBACH GMBH
DE·3 granted patents·1 pending application·37 citations·filing 1991–2007
Top patents by PatentIndex Score
4 records- 0140US5234256ACutting apparatus for mining operations with automatic controlTIEFENBACH GMBH·Filed 1992·Granted Aug 10, 1993·14 cites·9 claims
- 0240US2007228223A1Device for activation and monitoring of a light-signal system for railway trafficTIEFENBACH GMBH·Filed 2007·Application pending·0 cites
- 0338US5574366AProximity switch having a variable sensing resistor for maintaining a constant total resistanceTIEFENBACH GMBH·Filed 1993·Granted Nov 12, 1996·15 cites·5 claims
- 0429US5158253ARailway track mounting arrangementTIEFENBACH GMBH·Filed 1991·Granted Oct 27, 1992·8 cites·9 claims
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