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发明名称
Lamp sealing-in and exhausting machine
摘要
申请公布号
US2162209(A)
申请公布日期
1939.06.13
申请号
US19370143034
申请日期
1937.05.17
申请人
ALFRED HOFMANN & COMPANY
发明人
TRUTNER DONALD G.
分类号
H01J5/24;H01J9/38
主分类号
H01J5/24
代理机构
代理人
主权项
地址
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