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发明名称
Improvements in the manufacture of curved plates particularly for use in the construction of pressure vessels
摘要
申请公布号
GB660418(A)
申请公布日期
1951.11.07
申请号
GB19490012818
申请日期
1949.05.13
申请人
ODD JACOBSEN
发明人
分类号
B21D51/24
主分类号
B21D51/24
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代理人
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