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经营范围
发明名称
Dies used in drawing, extrusion, forging, sizing and like operations
摘要
申请公布号
US3243989(A)
申请公布日期
1966.04.05
申请号
US19630268246
申请日期
1963.03.27
申请人
HARD ALLOYS LIMITED
发明人
MEATS PETER ANNBER HAROLD
分类号
B21C3/04;B21C25/02
主分类号
B21C3/04
代理机构
代理人
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地址
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