Pictorial phonorecord mat

Pivotable restraining means for a disk operating apparatus

Pivotal-arm device for a disc scanning unit

Pivoting mailbox for optical storage libraries

Plate member for attaching/detaching disk from disk chuck

Plate spring and nut interconnecting for use in an optical pick-

Playback apparatus for a storage disc

Playback instrument for an information carrier disc

Playback system for recording disk having flexible, deformable r

Plugable media stackloader for personal computer

Polycarbonate turntable for a compact disk player

Position memory for laser reproduction unit

Positive and negative rotation gas dynamic pressure bearing,...

Precision measurement and positioning system for disk storage sy

Process for stopping a rotating disc-shaped record medium

Programmable self-operating compact disk duplication system...

Protecting a read/write head from damage

Protective cartridge for disc record

Read-write head of an magneto-optical disc player with both head

Read-write, read-only medium automatic interchange apparatus and