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发明名称
Vorrichtung zur Bestimmung der Dichte von Gasen
摘要
申请公布号
DE1773709(A1)
申请公布日期
1971.10.14
申请号
DE19681773709
申请日期
1968.06.26
申请人
RUHRGAS AG
发明人
MECKEL,HEINZ
分类号
G01N9/10
主分类号
G01N9/10
代理机构
代理人
主权项
地址
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