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发明名称
Phonograph pickup with shockproof mounting
摘要
申请公布号
US2595561(A)
申请公布日期
1952.05.06
申请号
US19490086318
申请日期
1949.04.08
申请人
BAKER DONALD J
发明人
BAKER DONALD J.
分类号
H04R9/12
主分类号
H04R9/12
代理机构
代理人
主权项
地址
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