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发明名称
Verfahren zur Herstellung einer Sekundärstrahlenblende für Röntgenuntersuchungen.
摘要
申请公布号
CH205662(A)
申请公布日期
1939.06.30
申请号
CHD205662
申请日期
1938.08.13
申请人
GEBRUEDER DERUNGS
发明人
DERUNGS GEBRUEDER
分类号
G21K1/02
主分类号
G21K1/02
代理机构
代理人
主权项
地址
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