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发明名称
Verfahren und Geraet zur Strahlungsmessung mittels einer Ionisationskammer
摘要
申请公布号
DE679784(C)
申请公布日期
1939.08.16
申请号
DE1937S127739D
申请日期
1937.06.23
申请人
SIEMENS & HALSKE AKT.-GES.
发明人
ERNST DR. HEINRICH WILHELM
分类号
H01J47/04
主分类号
H01J47/04
代理机构
代理人
主权项
地址
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