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发明名称
METHOD AND APPARATUS FOR EXTRUSION OF PLASTIC MATERIALS
摘要
申请公布号
CA533937(A)
申请公布日期
1956.12.04
申请号
CAD533937
申请日期
申请人
HARVEY M. GERSMAN
发明人
HARVEY M. GERSMAN
分类号
主分类号
代理机构
代理人
主权项
地址
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