Assignee
BERCKHEIM GRAF VON
3 granted patents·24 citations·filing 1973–1976
Top patents by PatentIndex Score
3 records- 0150US4056772AIon detectorBERCKHEIM GRAF VON·Filed 1976·Granted Nov 1, 1977·15 cites·11 claims
- 0230US3950153AElectrostatic precipitatorBERCKHEIM GRAF VON·Filed 1973·Granted Apr 13, 1976·8 cites·18 claims
- 0319US4025323AElectrostatic precipitator with television receiverBERCKHEIM GRAF VON·Filed 1976·Granted May 24, 1977·1 cites·19 claims
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