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发明名称
Apparatus for intensification of weak radiations
摘要
申请公布号
US2225439(A)
申请公布日期
1940.12.17
申请号
US19400323720
申请日期
1940.03.13
申请人
GENERAL ANILINE & FILM CORPORATION
发明人
ARENS HANS;BRIESSEN KARL VAN
分类号
H01J5/16;H01J61/64
主分类号
H01J5/16
代理机构
代理人
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地址
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