74379590
Apr 16, 1993
Jan 18, 1994
NIPPON TOKUSHU TOGYO KABUSHIKI KAISHA
Active Trademark
[ dielectric substrate, microwave capacitor, piezoelectric rubber sheet, piezoelectric wiring, piezoelectric buzzer, piezoelectric speaker, piezoelectric buzzer diaphragm, diaphragm element for tweeter, bimorph, ] knock sensor, temperature sensor
Electrical and Scientific Apparatus