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发明名称
Membrangasdruckregler mit zentralem Gaseintritts- und Gasaustrittsrohr, bei dem die Membran das Ventil mittels eines Ringes traegt
摘要
申请公布号
DE500514(C)
申请公布日期
1930.06.21
申请号
DE1927SC82673D
申请日期
1927.05.12
申请人
OTTO SCHMIDT
发明人
分类号
G05D16/06
主分类号
G05D16/06
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代理人
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