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发明名称
Vorrichtung zur UEberwachung eines Kathodenstrahlsystems
摘要
申请公布号
DE597608(C)
申请公布日期
1934.05.28
申请号
DE1931A063537D
申请日期
1931.09.24
申请人
ALLGEMEINE ELEKTRICITAETS-GESELLSCHAFT
发明人
HEHLGANS DR. FRIEDRICH WILHELM
分类号
G11B7/00
主分类号
G11B7/00
代理机构
代理人
主权项
地址
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