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经营范围
发明名称
Improvements in or relating to microwave transducers
摘要
申请公布号
GB727838(A)
申请公布日期
1955.04.06
申请号
GB19530003402
申请日期
1953.02.06
申请人
WESTERN ELECTRIC COMPANY
发明人
分类号
H01J23/42;H01P5/08
主分类号
H01J23/42
代理机构
代理人
主权项
地址
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