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发明名称
Modulation system
摘要
申请公布号
US2445618(A)
申请公布日期
1948.07.20
申请号
US19430481383
申请日期
1943.04.01
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
HUTCHESON JOHN A.
分类号
H04B14/00
主分类号
H04B14/00
代理机构
代理人
主权项
地址
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