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经营范围
发明名称
Elektronenvervielfacher.
摘要
申请公布号
CH208067(A)
申请公布日期
1939.12.31
申请号
CHD208067
申请日期
1938.11.23
申请人
ELECTRICAL RESEARCH PRODUCTS INC.
发明人
INC. ELECTRICAL RESEARCH PRODUCTS
分类号
G04B37/14;H01J43/04;H01J43/18;H01J43/20
主分类号
G04B37/14
代理机构
代理人
主权项
地址
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