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发明名称
Pick-up cartridge and stylus supporting nosepiece therefor
摘要
申请公布号
US2983518(A)
申请公布日期
1961.05.09
申请号
US19580710355
申请日期
1958.01.21
申请人
THE ASTATIC CORPORATION
发明人
KELLY PAUL VINCENT;MCKEE EDWARD R.
分类号
H04R1/16
主分类号
H04R1/16
代理机构
代理人
主权项
地址
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