Prismatic telescope optical system
Process and apparatus for automatically memorizing references of
Process for searching for a track on a rotating plate-like infor
Process for the teledistribution of recorded information and a s
Process for writing with updating and reading informations on a
Processor controlled video disc servo system
Program editing method and apparatus for an information recordin
Program sample introduction method
Program search method having a user-controllable search interval
Programmable automatic record player
Programmable compact disk duplication system with XYZ...
Programmable reader for numerical information carriers such as c
Programmable self-operating compact disk duplication system
Programmable self-operating compact disk duplication system
Programmable self-operating compact disk duplication system
Programmable self-operating compact disk duplication system
Programmable servo burst decoder
Programmed conversation recording system
Programmed juke box capable of calculating a continuous updated
Protective cartridge for optical discs