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经营范围
发明名称
Produit facilitant l'aiguisage.
摘要
申请公布号
CH162532(A)
申请公布日期
1933.06.30
申请号
CHD162532
申请日期
1932.08.08
申请人
WOLF,JOSEPH
发明人
WOLF,JOSEPH
分类号
C09K3/14
主分类号
C09K3/14
代理机构
代理人
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地址
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