Assignee
BIRCHALL DONALD JACK
3 granted patents·152 citations·filing 1974–1976
Top patents by PatentIndex Score
3 records- 0192US3952234APressure transducersBIRCHALL DONALD JACK·Filed 1974·Granted Apr 20, 1976·94 cites·6 claims
- 0284US4075525APiezoelectric accelerometer transducerBIRCHALL DONALD JACK·Filed 1976·Granted Feb 21, 1978·34 cites·6 claims
- 0373US3979739AApparatus for the detection of vibration in rotating machineryBIRCHALL DONALD JACK·Filed 1975·Granted Sep 7, 1976·24 cites·6 claims
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