198619 ⎘
Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head; Control of operating function, e.g. switching from recording to reproducing; Manual control by closing the cover
Power saving method for optical disk drive of rugged electronic device
#2Foldable portable electronic device and system and method for protecting hard disk
#3Reproducing apparatus and recording apparatus
#4Safety ensuring device and disc apparatus utilizing the same