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发明名称
MULTIGROOVE COMBINATION ROLLING PASS
摘要
申请公布号
SU611531(A1)
申请公布日期
1985.03.30
申请号
SU19772494404
申请日期
1977.06.28
申请人
DO POLT INSTITUT
发明人
CHUMANOV YU.M.,SU;SHULGIN G.M.,SU;GUBAJDULIN V.F.,SU;SHUM V.B.,SU;IGNATEV S.N.,SU
分类号
B21B1/08;(IPC1-7):B21B1/08
主分类号
B21B1/08
代理机构
代理人
主权项
地址
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