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经营范围
发明名称
Saddle-type pipe or rod bending machine
摘要
申请公布号
US2796909(A)
申请公布日期
1957.06.25
申请号
US19530363742
申请日期
1953.06.24
申请人
WELLS CLIFFORD M
发明人
WELLS CLIFFORD M.
分类号
B21D7/06
主分类号
B21D7/06
代理机构
代理人
主权项
地址
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