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经营范围
发明名称
Photoelectric device
摘要
申请公布号
US1955608(A)
申请公布日期
1934.04.17
申请号
US19310508570
申请日期
1931.01.14
申请人
WESTINGHOUSE LAMP COMPANY
发明人
RENTSCHLER HARVEY CLAYTON
分类号
H01J40/04
主分类号
H01J40/04
代理机构
代理人
主权项
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