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发明名称
VIBRATION SYSTEM OF PICKUP CARTRIDGE
摘要
申请公布号
JPS54147803(A)
申请公布日期
1979.11.19
申请号
JP19780055570
申请日期
1978.05.12
申请人
HITACHI LTD
发明人
UMEMURA SHIYOUICHI;HATSUTORI OSAMU
分类号
G11B3/50
主分类号
G11B3/50
代理机构
代理人
主权项
地址
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