Assignee
KLEIN WILFRIED
DE·3 granted patents·144 citations·filing 1983–1989
Top patents by PatentIndex Score
3 records- 0184US4800961ASprinkler or fire-extinguishing nozzleKLEIN WILFRIED·Filed 1987·Granted Jan 31, 1989·84 cites·12 claims
- 0267US4981179AThermal triggering device for sprinklers for stationary fire-extinguishing systemsKLEIN WILFRIED·Filed 1989·Granted Jan 1, 1991·34 cites·20 claims
- 0364US4552221ADry-head or deluge-type valve for fire-extinguishing systemsKLEIN WILFRIED·Filed 1983·Granted Nov 12, 1985·26 cites·11 claims
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