Dither pick-off transducer for ring laser gyroscope
Double and triple rotated quartz plates for surface waves
Double bimorph electromechanical element
Double mode surface wave resonators
Double resonating beam force transducer with reduced longitudina
Double saggital pull stroke amplifier
Double saggital push stroke amplifier
Double saggital stroke amplifier
Double serrated piezoelectric transducer
Double thickness mode energy trapped piezoelectric resonating de
Double-sided fluid sensor for reduced attenuation of shear trans
Double-tuning-fork resonator with means to sense tine breakage
Doubly rotated cylindrical crystal resonator
Doubly rotated orientations of cut angles for quartz crystal for
Downhole acoustic transducer
Downhole apparatus for absorbing vibratory energy to generate el
Downhole oil well vibrating system
Downhole oil well vibrating system
Downhole oil well vibrating system
Drag modification piezoelectric panels