Assignee
MAMMEL A DEAN
3 granted patents·76 citations·filing 1976–1978
Top patents by PatentIndex Score
3 records- 0174US4136709AFlange valve having improved sealing characteristics and wear indicatorMAMMEL A DEAN·Filed 1976·Granted Jan 30, 1979·33 cites·4 claims
- 0263US4124036AValve having ellipsoid valve memberMAMMEL A DEAN·Filed 1977·Granted Nov 7, 1978·22 cites·3 claims
- 0361US4233926AFlange valve having improved sealing characteristics and wear indicatorMAMMEL A DEAN·Filed 1978·Granted Nov 18, 1980·21 cites·8 claims
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