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发明名称
Evacuated vessel and method of manufacturing the same
摘要
申请公布号
US1836590(A)
申请公布日期
1931.12.15
申请号
US19240759115
申请日期
1924.12.31
申请人
RADIO CORPORATION
发明人
HAIGIS CARLETON D.
分类号
H01J5/50
主分类号
H01J5/50
代理机构
代理人
主权项
地址
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