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发明名称
Finned hollow article
摘要
申请公布号
US3181607(A)
申请公布日期
1965.05.04
申请号
US19630318462
申请日期
1963.08.30
申请人
OLIN MATHIESON CHEMICAL CORPORATION
发明人
COSPEN JEAN
分类号
B21D53/04;F28F3/14
主分类号
B21D53/04
代理机构
代理人
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地址
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