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发明名称
摘要
申请公布号
DE2643199(B2)
申请公布日期
1978.07.13
申请号
DE19762643199
申请日期
1976.09.23
申请人
SIEMENS AG, 1000 BERLIN UND 8000 MUENCHEN
发明人
MUELLER, KARL-HEINZ, DR.RER.NAT., 1000 BERLIN
分类号
H01J37/26;H01J37/28;H01J37/295;(IPC1-7):H01J37/29;H01J37/14
主分类号
H01J37/26
代理机构
代理人
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