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经营范围
发明名称
PICKUP CARTRIDGE
摘要
申请公布号
ZA7605465(B)
申请公布日期
1977.08.31
申请号
ZA19760005465
申请日期
1976.09.13
申请人
RCA CORP
发明人
LEEDOM M;ALLEN J
分类号
G11B
主分类号
G11B
代理机构
代理人
主权项
地址
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