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发明名称
Work holder and twisting head for forming spiral studs
摘要
申请公布号
US2465504(A)
申请公布日期
1949.03.29
申请号
US19450620950
申请日期
1945.10.08
申请人
ZAHODIAKIN VICTOR F
发明人
ZAHODIAKIN VICTOR F.
分类号
B21D11/14;B21H3/00
主分类号
B21D11/14
代理机构
代理人
主权项
地址
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