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经营范围
发明名称
Improvements in or relating to lead-through conductors carrying high-frequency energy
摘要
申请公布号
GB624452(A)
申请公布日期
1949.06.08
申请号
GB19460031374
申请日期
1946.10.22
申请人
PHILIPS LAMPS LIMITED
发明人
分类号
H01J5/42;H01J25/06;H03H2/00
主分类号
H01J5/42
代理机构
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