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发明名称
Extrusion apparatus and method
摘要
申请公布号
US3271986(A)
申请公布日期
1966.09.13
申请号
US19640417187
申请日期
1964.12.09
申请人
BALDWIN-LIMA-HAMILTON CORPORATION
发明人
STULEN WALTER H.
分类号
B21C23/32
主分类号
B21C23/32
代理机构
代理人
主权项
地址
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