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发明名称
GRINDING AND THE POLISHING OF GLASS
摘要
申请公布号
CA527198(A)
申请公布日期
1956.07.03
申请号
CAD527198
申请日期
申请人
GLACERIES DE ST. ROCH
发明人
ALBERT KNAFF
分类号
主分类号
代理机构
代理人
主权项
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