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发明名称
Vorrichtung zur selbsttaetigen Bestimmung von in einer Fluessigkeit geloesten Stoffen
摘要
申请公布号
DE519369(C)
申请公布日期
1931.02.26
申请号
DE1926U009446D
申请日期
1926.10.05
申请人
DR. HENRY STAFFORD HATFIELD;UNITED WATER SOFTENERS LIMITED
发明人
分类号
G01N33/18
主分类号
G01N33/18
代理机构
代理人
主权项
地址
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