73097445
Aug 23, 1976
Feb 24, 1981
Electric and Electronic Apparatus and Instruments and Parts and Fittings Therefor-Namely, Capacitors; Variable Capacitors; Resistors; Variable Resistors; Positive Temperature-Resistance Coefficient Thermistors; Negative Temperature-Resistance Coefficient Thermistors; Ceramic Filters; Piezoelectric Tuning Forks and Electromagnetic Tuning Forks; Piezoelectric Oscillators; Capacitance-Resistance Packaged Circuits and Printed Circuits; Hybrid Integrated Circuits; Fuses; Dielectric Boards for Printed Circuits; Electrically Insulated Boards for Printed Circuits; Ultrasonic Transducers; Piezoelectric Firing Elements for Use with Cigarette Lighters and Fuel-Gas Igniters; Piezoelectric Igniters; Ferrite Magnets; Ferrite Cores-Namely, Magnetic Cores for High Frequency Coils for Use with Television and/or Radio Receiver Sets
Electrical and Scientific Apparatus