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发明名称
Electric lamp or similar device
摘要
申请公布号
US2159812(A)
申请公布日期
1939.05.23
申请号
US19370163086
申请日期
1937.09.09
申请人
GENERAL ELECTRIC COMPANY
发明人
MALLOY JOHN J.
分类号
H01J5/62
主分类号
H01J5/62
代理机构
代理人
主权项
地址
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