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经营范围
发明名称
Electrode
摘要
申请公布号
US2473413(A)
申请公布日期
1949.06.14
申请号
US19470766145
申请日期
1947.08.05
申请人
RALPH CORTESE
发明人
CORTESE RALPH
分类号
H01J17/06
主分类号
H01J17/06
代理机构
代理人
主权项
地址
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