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发明名称
COMPASSES
摘要
申请公布号
SU1719248(A1)
申请公布日期
1992.03.15
申请号
SU19894769478
申请日期
1989.12.19
申请人
GUREVICH IOSIF,SU
发明人
GUREVICH IOSIF I,SU
分类号
B43L9/02
主分类号
B43L9/02
代理机构
代理人
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