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发明名称
Dispositif pour la taille de pierres précieuses
摘要
申请公布号
FR938817(A)
申请公布日期
1948.10.26
申请号
FRD938817
申请日期
1946.11.21
申请人
发明人
分类号
B28D5/00
主分类号
B28D5/00
代理机构
代理人
主权项
地址
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