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经营范围
发明名称
Hohlanodenroentgenroehre mit magnetischer Abschirmung
摘要
申请公布号
DE710118(C)
申请公布日期
1941.09.04
申请号
DE1938K149751D
申请日期
1938.02.26
申请人
DR. MARIUS KRATZENSTEIN
发明人
KRATZENSTEIN DR. MARIUS
分类号
H01J35/32
主分类号
H01J35/32
代理机构
代理人
主权项
地址
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