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发明名称
Nouveau produit de polissage et brillantage pour le procédé au tonneau
摘要
申请公布号
FR61557(E)
申请公布日期
1955.05.12
申请号
FRD61557
申请日期
1951.04.07
申请人
发明人
BURGER FRANCOIS;EYRAUD HECTOR
分类号
B24B31/14
主分类号
B24B31/14
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