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发明名称
Crayon réactif pour la détermination de l'indice ph
摘要
申请公布号
FR765563(A)
申请公布日期
1934.06.12
申请号
FRD765563
申请日期
1933.03.07
申请人
发明人
ALBERT DRU RAYMOND ANTONIN
分类号
G01N31/22
主分类号
G01N31/22
代理机构
代理人
主权项
地址
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