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经营范围
发明名称
Automatic extrusion press
摘要
申请公布号
US2620922(A)
申请公布日期
1952.12.09
申请号
US19480004645
申请日期
1948.01.27
申请人
DEUTSCH ALEXANDER T
发明人
DEUTSCH ALEXANDER T.
分类号
B21C23/30;B30B11/26
主分类号
B21C23/30
代理机构
代理人
主权项
地址
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