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经营范围
发明名称
Improvements in or relating to Variable Attenuators
摘要
申请公布号
GB1160117(A)
申请公布日期
1969.07.30
申请号
GB19650048511
申请日期
1965.11.15
申请人
THE PLESSEY COMPANY LIMITED
发明人
EDWARD WILLIAM BALDWIN;ALLEN JAMES TIFFIN
分类号
H03G1/00
主分类号
H03G1/00
代理机构
代理人
主权项
地址
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