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发明名称
Verfahren zur Dichtemessung von Fluessigkeiten
摘要
申请公布号
DE741197(C)
申请公布日期
1943.11.06
申请号
DE1938C054383D
申请日期
1938.09.24
申请人
HEINRICH CONTZEN
发明人
CONTZEN HEINRICH
分类号
G01N9/28
主分类号
G01N9/28
代理机构
代理人
主权项
地址
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