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发明名称
Elektronenstrahlgerät mit zwei im Strahlengang hintereinander liegenden magnetostatischen Linsen.
摘要
申请公布号
CH291924(A)
申请公布日期
1953.07.15
申请号
CHD291924
申请日期
1951.07.30
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
AKTIENGESELLSCHAFT SIEMENS & HALSKE
分类号
H01J37/143
主分类号
H01J37/143
代理机构
代理人
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