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发明名称
INSTRUMENT FOR DRAWING LARGE-RADIUS CIRCLE ARCS
摘要
申请公布号
SU923890(A2)
申请公布日期
1982.04.30
申请号
SU19802983611
申请日期
1980.09.08
申请人
SAKAEV KIRIM,SU;SAKAEV ALIM,SU;KALMYKOV BORIS M,SU
发明人
SAKAEV KIRIM I,SU;SAKAEV ALIM I,SU;KALMYKOV BORIS M,SU
分类号
B43L9/02;(IPC1-7):B43L9/02
主分类号
B43L9/02
代理机构
代理人
主权项
地址
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