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THIN FILM PIEZOELECTRIC OSCILLATOR
US 3,422,371 A
Filed
: 07/24/1967
Issued
: 01/14/1969
Est. Priority Date
: 07/24/1967
Status: Expired due to Term
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Current Assignee
Armand R. Poirier
,
Terry F. Newkirk
Original Assignee
Armand R. Poirier
,
Terry F. Newkirk
Inventors
Poirier, Armand R.
,
Newkirk, Terry F.
Application Number
US04/655,461
Time in Patent Office
540 Days
Field of Search
US Class Current
331/107.00A
CPC Class Codes
H03H 9/584
Coupled Resonator Filters [...
H03H 9/589
Acoustic mirrors
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