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发明名称
INSTRUMENT FOR DRAWING HYPOCYCLOIDAL CURVES
摘要
申请公布号
SU1220820(A1)
申请公布日期
1986.03.30
申请号
SU19843809828
申请日期
1984.10.17
申请人
MAMYRIN ANATOLIJ V,SU
发明人
MAMYRIN ANATOLIJ V,SU
分类号
B43L11/00;(IPC1-7):B43L11/00
主分类号
B43L11/00
代理机构
代理人
主权项
地址
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