发明名称 Disc cartridge
摘要 A disc cartridge having a single case member which covers most of the base surface of the disc cartridge and is disposed on the recording side of a recording medium is described. An access window for a recording/playback device to access the recording medium is opened and closed by a shutter.
申请公布号 US2003058783(A1) 申请公布日期 2003.03.27
申请号 US20020113314 申请日期 2002.03.28
申请人 HITACHI, LTD. 发明人 OKAMOTO TOMOMI;NAGAI KYUICHIRO
分类号 G11B23/03;(IPC1-7):G11B23/03 主分类号 G11B23/03
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