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发明名称
Improvements in or relating to extrusion nozzles for extrusion presses
摘要
申请公布号
GB918913(A)
申请公布日期
1963.02.20
申请号
GB19580007592
申请日期
1958.03.10
申请人
COAL INDUSTRY (PATENTS) LIMITED
发明人
KNOWLES BRIAN GEOFFREY
分类号
B30B11/22;B30B15/34
主分类号
B30B11/22
代理机构
代理人
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地址
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