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发明名称
DIVIDER FOR BOOKS
摘要
申请公布号
SU1602760(A1)
申请公布日期
1990.10.30
申请号
SU19884428623
申请日期
1988.05.25
申请人
EVSEEV ALEKSANDR V,SU;GOLOVANOVA ELENA V,SU
发明人
EVSEEV ALEKSANDR V,SU;GOLOVANOVA ELENA V,SU
分类号
B42F21/00
主分类号
B42F21/00
代理机构
代理人
主权项
地址
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