Pre-formatted linear optical data storage medium

Pre-recorded digital data compensation system

Preformatted information medium and optical reader device

Preformatted optical recording card and method of producing...

Preparation of ferromagnetic chromium dioxide

Preparation of ferromagnetic chromium dioxide

Preparation of filled thermoplastic films

Preparing method for audio disc wherein a specific toc is...

Prerecorded cassette for a system for magnetically...

Prerecorded record carrier

Preserving a record of timecodes used in editing a recorded...

Pressure device for flexible recording media, especially...

Pressure differential latch for a disk drive

Pressure pickup head

Pressure roller construction

Pressure scanning diamond stylus for groove guiding and...

Prewritten data storage medium and optical scanning device...

Printable blank for forming video cassette boxes

Printable blank of improved durability for forming video...

Printed magnetic encoding panel