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发明名称
METHOD OF WORKING INTERNAL CONVEX SURFACE OF HYPERBOLOID WITH CYLINDRICAL TOOL
摘要
申请公布号
SU1553338(A1)
申请公布日期
1990.03.30
申请号
SU19874326442
申请日期
1987.09.03
申请人
KOVALEV ALBERT A,SU;KOVALEV VLADIMIR A,SU
发明人
KOVALEV ALBERT A,SU;KOVALEV VLADIMIR A,SU
分类号
B24B1/00
主分类号
B24B1/00
代理机构
代理人
主权项
地址
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