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发明名称
VERFAHREN ZUR HERSTELLUNG VON LAMPEN
摘要
申请公布号
DE2218242(B2)
申请公布日期
1977.10.13
申请号
DE19722218242
申请日期
1972.04.14
申请人
发明人
分类号
H01J9/32;H01K3/26;(IPC1-7):H01K3/20
主分类号
H01J9/32
代理机构
代理人
主权项
地址
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