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发明名称
PENCIL-SHARPENING DEVICE
摘要
申请公布号
SU1482826(A1)
申请公布日期
1989.05.30
申请号
SU19874311255
申请日期
1987.09.29
申请人
ABROSIMOV VLADIMIR E,SU;ABROSIMOVA MARGARITA P,SU
发明人
ABROSIMOV VLADIMIR E,SU;ABROSIMOVA MARGARITA P,SU
分类号
B43L23/00
主分类号
B43L23/00
代理机构
代理人
主权项
地址
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