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发明名称
Pick-up devices
摘要
申请公布号
US2966360(A)
申请公布日期
1960.12.27
申请号
US19580722026
申请日期
1958.03.17
申请人
MARCEL HERVE
发明人
HERVE MARCEL
分类号
G11B3/38;G11B5/127;G11B5/245;G11B19/265
主分类号
G11B3/38
代理机构
代理人
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