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发明名称
Method and means of extending frequency range of radio apparatus
摘要
申请公布号
US1895247(A)
申请公布日期
1933.01.24
申请号
US19310536993
申请日期
1931.05.13
申请人
STEWART-WARNER CORPORATION
发明人
JELEN MATT J.
分类号
H03H5/02
主分类号
H03H5/02
代理机构
代理人
主权项
地址
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