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发明名称
Supporting apparatus
摘要
申请公布号
US2326207(A)
申请公布日期
1943.08.10
申请号
US19410373002
申请日期
1941.01.03
申请人
RADIO CORPORATION OF AMERICA
发明人
EDDY WILLIAM C.
分类号
H04R1/08
主分类号
H04R1/08
代理机构
代理人
主权项
地址
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