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发明名称
Apparatus for and method of assembling radio tubes and radio tube bases
摘要
申请公布号
US2337056(A)
申请公布日期
1943.12.21
申请号
US19420435180
申请日期
1942.03.18
申请人
TUNG-SOL LAMP WORKS, INC.
发明人
MATHIAS PAUL V.;MUNDEL MARVIN E.
分类号
H01J9/34
主分类号
H01J9/34
代理机构
代理人
主权项
地址
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