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发明名称
Production of extruded shapes having textured surfaces without recourse to external mechanical devices, such as embossing rolls and the like
摘要
申请公布号
US2795821(A)
申请公布日期
1957.06.18
申请号
US19540416706
申请日期
1954.03.16
申请人
THE OKONITE COMPANY
发明人
JR. THOMAS C. WILLIAMS,
分类号
B29C47/80
主分类号
B29C47/80
代理机构
代理人
主权项
地址
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