Pickup arm suspension for video disc cartridge
Pickup cartridge
Pickup cartridge
Pickup cartridge for reproducing signals recorded on a 45-45 ste
Pickup cartridge for reproducing signals recorded on a 45-45 ste
Pickup cartridge having a resilient biasing member for holding a
Pickup cartridge having improved stylus flylead
Pickup cartridge having means for producing magnetic fields of o
Pickup cartridge of movable magnet type
Pickup cartridge of moving coil type for phonograph
Pickup cartridge of moving magnet type
Piezoelectric transducer for recording video information
Preamplifier for phonograph pickup
Probe and a cantilever formed with same material
Record cutting stylus assembly
Record player
Recording medium and method of making the same
Recording member cutting device and recording member cutting...
Reproducing stylus and method of making same
Rodent repellent device of random working frequency