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发明名称
Sheet metal fabrications
摘要
申请公布号
US3053514(A)
申请公布日期
1962.09.11
申请号
US19540452910
申请日期
1954.08.30
申请人
OLIN MATHIESON CHEMICAL CORPORATION
发明人
GRENELL LELAND H.
分类号
B21D53/04
主分类号
B21D53/04
代理机构
代理人
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地址
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