DEVICE FOR DRAWING QUADRATIC CURVES,申请号SU19894674867-传众专利搜索

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发明名称	DEVICE FOR DRAWING QUADRATIC CURVES
摘要
申请公布号	SU1645176(A1)	申请公布日期	1991.04.30
申请号	SU19894674867	申请日期	1989.04.06
申请人	AKPANBEKOV GUZYKHAN A,SU	发明人	AKPANBEKOV GUZYKHAN A,SU
分类号	B43L11/02;B43L11/04	主分类号	B43L11/02
代理机构		代理人
主权项
地址

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