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发明名称
Machine perfectionnée pour la taille et le polissage des pierres de lapidairerie suivant un procédé dit : broche par broche
摘要
申请公布号
FR947602(A)
申请公布日期
1949.07.07
申请号
FRD947602
申请日期
1947.05.16
申请人
发明人
CHAMBARD RENE
分类号
B24B9/16
主分类号
B24B9/16
代理机构
代理人
主权项
地址
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