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经营范围
发明名称
Apparatus for forming tubes
摘要
申请公布号
US2644416(A)
申请公布日期
1953.07.07
申请号
US19490074148
申请日期
1949.02.02
申请人
OLDBERG MANUFACTURING COMPANY
发明人
MILLER JOHN W.;BARRIE ARTHUR J.
分类号
B21C37/10
主分类号
B21C37/10
代理机构
代理人
主权项
地址
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