Multiple volume computer media tape cartridge

Non-belt drive tape cartridge

Optical sensor arrangement for tape cassette

Optical system for magnetic tape end detection

Optical tape end detector in magnetic tape casette with means to

Optically readable disk with self centering hub

Outwardly tensioned magnetic disc cartridge

Overhanging liner for a disk-cartridge shutter

Packaging structure of mini SD memory card

Pad provided in the interior of a videotape cassette

Paperboard micro computer diskette

Paperboard micro computer diskette

Parallelogram-shaped lifter for cleaning a flexible magnetic rec

Particulate removing means for cartridges

Partitionable pack with end plates

Partitionable portable flexible disk pack

Partitionable portable flexible disk pack

Personal computer data storage card and adapter and method for t

Plain carbon steel shutter for removable data storage cartridges

Plate spring assembly for a magnetic recording disk cartridge