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经营范围
发明名称
CONTRACTING CHUCK
摘要
申请公布号
BG46804(A1)
申请公布日期
1990.03.15
申请号
BG19800046645
申请日期
1980.02.15
申请人
VACHEV, ANGEL A.;KUZNETSOV, JURIJ N.;TORBA, VLADIMIR V.
发明人
VACHEV, ANGEL A.;KUZNETSOV, JURIJ N.;TORBA, VLADIMIR V.
分类号
B23B31/20;(IPC1-7):B23B31/20
主分类号
B23B31/20
代理机构
代理人
主权项
地址
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