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发明名称
Disposition de valve ionique à vapeur de métal
摘要
申请公布号
FR790613(A)
申请公布日期
1935.11.25
申请号
FRD790613
申请日期
1935.05.28
申请人
ALLMANNA SVENSKA ELEKTRISKA AKTIEBOLAGET
发明人
分类号
H01J13/28
主分类号
H01J13/28
代理机构
代理人
主权项
地址
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