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发明名称
Improvements in and relating to electric impedance networks
摘要
申请公布号
GB645011(A)
申请公布日期
1950.10.25
申请号
GB19470022272
申请日期
1947.08.11
申请人
TELEPHONE MANUFACTURING COMPANY LIMITED;WOLJA SARAGA
发明人
分类号
H03H5/02;H04B3/14
主分类号
H03H5/02
代理机构
代理人
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