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发明名称
Skill radio and recording manipulator
摘要
申请公布号
US2045947(A)
申请公布日期
1936.06.30
申请号
US19350043444
申请日期
1935.10.03
申请人
GRUNDSTEIN HERMAN L
发明人
GRUNDSTEIN HERMAN L.
分类号
H03J5/18
主分类号
H03J5/18
代理机构
代理人
主权项
地址
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