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发明名称
Verfahren zum Verhindern des Einfrierens von Druckminderern hochgespannter Gase und Vorrichtung dazu
摘要
申请公布号
DE920885(C)
申请公布日期
1954.12.02
申请号
DE1952J006487
申请日期
1952.10.23
申请人
INSTITUT FUER SCHWEISSTECHNIK
发明人
HOLLER HERMANN DR.-ING. HABIL.
分类号
G05D16/04
主分类号
G05D16/04
代理机构
代理人
主权项
地址
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