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发明名称
Method and apparatus for the formation of folds in metal sheets
摘要
申请公布号
US3269164(A)
申请公布日期
1966.08.30
申请号
US19630305334
申请日期
1963.08.29
申请人
JOHNS-MANVILLE CORPORATION
发明人
RUTTER DONALD P.
分类号
B21D39/02
主分类号
B21D39/02
代理机构
代理人
主权项
地址
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