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发明名称
Einrichtung zum Verschließen und Öffnen von Gefäßen, in welchen durch Auspumpen von Luft, z. B. zum Zwecke der Sterilisation ein Vakuum erzeugt wird
摘要
申请公布号
AT178263(B)
申请公布日期
1954.04.26
申请号
ATD178263
申请日期
1951.10.01
申请人
MICHAEL RAKWETZ
发明人
MICHAEL RAKWETZ
分类号
主分类号
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代理人
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