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发明名称
Improvements in or relating to the extrusion of metals and alloys
摘要
申请公布号
GB694167(A)
申请公布日期
1953.07.15
申请号
GB19490020599
申请日期
1949.08.08
申请人
FIELDING & PLATT LIMITED;REGINALD GENDERS
发明人
分类号
B21C29/00
主分类号
B21C29/00
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代理人
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