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经营范围
发明名称
WORKING GEMSTONES
摘要
申请公布号
GB9109847(D0)
申请公布日期
1991.06.26
申请号
GB19910009847
申请日期
1991.05.07
申请人
BRILCUT PATENTANSTALT
发明人
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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