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经营范围
发明名称
Verfahren zur Messung der Wasserstoffionenkonzentration
摘要
申请公布号
DE597503(C)
申请公布日期
1934.05.26
申请号
DE1931K118475D
申请日期
1931.01.16
申请人
DR. WILLY KORDATZKI
发明人
分类号
G01N27/416
主分类号
G01N27/416
代理机构
代理人
主权项
地址
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