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经营范围
发明名称
Vapor electric device
摘要
申请公布号
US2265001(A)
申请公布日期
1941.12.02
申请号
US19400331405
申请日期
1940.04.24
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
PAKALA WILLIAM E.
分类号
H01J13/16;H01J13/48
主分类号
H01J13/16
代理机构
代理人
主权项
地址
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