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发明名称
Receiver for continuous waves
摘要
申请公布号
US1902234(A)
申请公布日期
1933.03.21
申请号
US19300435100
申请日期
1930.03.12
申请人
HEINTZ & KAUFMAN, LTD.
发明人
HEINTZ RALPH M.
分类号
H04B1/16
主分类号
H04B1/16
代理机构
代理人
主权项
地址
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