Assignee

ANDREA FREDERIC E

US·2 granted patents·25 citations·filing 1986–1988

Technology mixF16K2

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2 records

0152US4779840AValve apparatus and method of operating thereofANDREA FREDERIC E·Filed 1986·Granted Oct 25, 1988·21 cites·15 claims
0223US4867415AValve apparatus and method of operating thereofANDREA FREDERIC E·Filed 1988·Granted Sep 19, 1989·4 cites·3 claims

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