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经营范围
发明名称
Procédé pour améliorer l'activité des hydrosulfites alcalins
摘要
申请公布号
FR1314630(A)
申请公布日期
1963.01.11
申请号
FR19620885042
申请日期
1962.01.17
申请人
发明人
GOERRIG DIETER
分类号
D06P1/22
主分类号
D06P1/22
代理机构
代理人
主权项
地址
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