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发明名称
Wave transmission
摘要
申请公布号
US1743691(A)
申请公布日期
1930.01.14
申请号
US19250038134
申请日期
1925.06.19
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
SHEA TIMOTHY E.
分类号
H03F3/64
主分类号
H03F3/64
代理机构
代理人
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地址
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