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发明名称
Program control means
摘要
申请公布号
US1956746(A)
申请公布日期
1934.05.01
申请号
US19320644712
申请日期
1932.11.28
申请人
RADIO CORPORATION
发明人
RACKEY CHESTER A.
分类号
H04B1/04
主分类号
H04B1/04
代理机构
代理人
主权项
地址
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