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发明名称
Improvements in or relating to devices for observing processes in high-vacuum apparatus
摘要
申请公布号
GB949136(A)
申请公布日期
1964.02.12
申请号
GB19620014614
申请日期
1962.04.16
申请人
VEB VAKUTRONIK
发明人
WESTMEYER HANS;SCHILLER SIEGFRIED
分类号
H01J37/30
主分类号
H01J37/30
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代理人
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