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发明名称
KATHODENSTRAHLROEHRE
摘要
申请公布号
DE2018943(B2)
申请公布日期
1972.02.17
申请号
DE19702018943
申请日期
1970.04.20
申请人
发明人
分类号
H01J29/62;H01J31/20;(IPC1-7):H01J31/20;H01J29/56;H01J/
主分类号
H01J29/62
代理机构
代理人
主权项
地址
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