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发明名称
Phototube
摘要
申请公布号
US1985006(A)
申请公布日期
1934.12.18
申请号
US19330667494
申请日期
1933.04.22
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
WILSON EARL D.
分类号
H01J40/06
主分类号
H01J40/06
代理机构
代理人
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