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US06964056B2 Disk type recording and reproducing device 失效
盘式记录和再现装置

Disk type recording and reproducing device
摘要:
Disclosed is a disk recording and reproduction apparatus for recording and/or reproduction of optical disks of multiple different formats impossible to record or reproduce with a single pickup. A disk recording and reproduction apparatus containing a base unit (25) with two separate optical pickups (31) and (32) corresponding to two different format types and installed around the center of a turntable (27) for rotating a disk.
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