Disc cartridge having an improved shutter configuration

Disc cartridge having configuration to prevent insertion...

Disc cartridge having design parameters of a recording and/or re

Disc cartridge having disc supporting arrangement

Disc cartridge having improved shutter

Disc cartridge having mistaken recording inhibiting mechanism

Disc cartridge having positive isolation means when in storage

Disc cartridge liner

Disc cartridge memory device having a substrate with...

Disc cartridge shutter opening mechanism including a guide...

Disc cartridge with a cleaning mechanism

Disc cartridge with alignment elements on two hub halves

Disc cartridge with aperture for access to disc provided with sh

Disc cartridge with bent shutter plate to facilitate mounting of

Disc cartridge with clearance groove

Disc cartridge with improved shutter mechanism

Disc cartridge with improved shutter slide operation

Disc cartridge with liners uplifted by lifter units having comb

Disc cartridge with opening detector

Disc cartridge with opening for exposing disc extending to thin