发明名称 Record/playback apparatus
摘要 Record/playback apparatus including low speed and high speed motor-driven apparatus for engaging the rim of a flexible recording disc to rotate the disc. The high speed motor-driven apparatus positions the disc relative to a record/playback head at high speed and the low speed motor-driven apparatus drives the disc during playback.
申请公布号 US4124872(A) 申请公布日期 1978.11.07
申请号 US19770860027 申请日期 1977.12.12
申请人 PROPST, FRANKLIN M. 发明人 PROPST, FRANKLIN M.
分类号 G11B17/00;G11B17/028;G11B19/20;G11B21/08;(IPC1-7):G11B17/02;G11B5/01;G11B5/55 主分类号 G11B17/00
代理机构 代理人
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