Assignee
IND WERT BETEILIGUNGSGESELLSCH
4 granted patents·120 citations·filing 1979–1979
Top patents by PatentIndex Score
4 records- 0177US4297117ARespiratory device for catastrophic fires and/or smog weather conditionsIND WERT BETEILIGUNGSGESELLSCH·Filed 1979·Granted Oct 27, 1981·34 cites·11 claims
- 0276US4305168AHospital bedIND WERT BETEILIGUNGSGESELLSCH·Filed 1979·Granted Dec 15, 1981·32 cites·8 claims
- 0373US4270326AFireproof door for hotels, skyscrapers and the likeIND WERT BETEILIGUNGSGESELLSCH·Filed 1979·Granted Jun 2, 1981·29 cites·12 claims
- 0470US4295868AFilter for cleaning hot gasesIND WERT BETEILIGUNGSGESELLSCH·Filed 1979·Granted Oct 20, 1981·25 cites·4 claims
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