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发明名称
Method of manufacturing phototubes
摘要
申请公布号
US2091031(A)
申请公布日期
1937.08.24
申请号
US19350008582
申请日期
1935.02.28
申请人
RADIO CORPORATION
发明人
BOER JAN HENDRIK DE;TEVES MARTEN CORNELIS;LEMS HENDRIK
分类号
H01J9/12
主分类号
H01J9/12
代理机构
代理人
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地址
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