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经营范围
发明名称
Elektronenröhre.
摘要
申请公布号
CH229730(A)
申请公布日期
1943.11.15
申请号
CHD229730
申请日期
1942.11.16
申请人
C. LORENZ AKTIENGESELLSCHAFT
发明人
AKTIENGESELLSCHAFT C. LORENZ
分类号
H01J19/00
主分类号
H01J19/00
代理机构
代理人
主权项
地址
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