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发明名称
METHOD OF MEASURING HALF AN ANGLE OF PROFILE OF SYMMETRIC THREAD
摘要
申请公布号
SU1516731(A1)
申请公布日期
1989.10.23
申请号
SU19874313609
申请日期
1987.10.06
申请人
DEGTYAREV ALEKSANDR V,SU
发明人
DEGTYAREV ALEKSANDR V,SU
分类号
G01B3/48
主分类号
G01B3/48
代理机构
代理人
主权项
地址
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