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发明名称
Perfectionnements au doucissage du verre
摘要
申请公布号
FR68637(E)
申请公布日期
1958.05.05
申请号
FRD68637
申请日期
1955.08.30
申请人
LES GLACERIES DE LA SAMBRE
发明人
LAVERDISSE EDMOND
分类号
B24B7/24
主分类号
B24B7/24
代理机构
代理人
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