Piezo speaker for improved passenger cabin audio systems
Piezo-electric actuating element for a recording head
Piezo-electric loud speaker
Piezo-electric resonator having a self-suspended crystal
Piezo-electric transducer with several coaxial sensitive...
Piezo-electric transducers
Piezo-electric ultrasonic transducer with damped suspension
Piezoelectric acoustic device
Piezoelectric acoustic device
Piezoelectric acoustic emission instrumentation
Piezoelectric apodized ultrasound transducers
Piezoelectric audible sound generator
Piezoelectric bimorph or monomorph bender structure
Piezoelectric biological sound monitor with printed circuit...
Piezoelectric body manufacturing method, piezoelectric body,...
Piezoelectric buzzer and a method of manufacturing the same
Piezoelectric capsule with conductive flexible support elements
Piezoelectric capsule with planer hearing and plexible...
Piezoelectric crystal
Piezoelectric electro-mechanical bimorph transducer