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经营范围
发明名称
Verfahren zur Herstellung von Hydriden
摘要
申请公布号
DE649690(C)
申请公布日期
1937.08.31
申请号
DE1929M109274D
申请日期
1929.03.16
申请人
RADIO-ROEHREN-LABORATORIUM DR. NICKEL G.M.B.H.
发明人
分类号
H01J9/04
主分类号
H01J9/04
代理机构
代理人
主权项
地址
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