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发明名称
Filtering liner for barrels of extrusion machines
摘要
申请公布号
US2895167(A)
申请公布日期
1959.07.21
申请号
US19540435397
申请日期
1954.06.09
申请人
MARIO MACCAFERRI
发明人
PAGGI LOUIS
分类号
B29C45/24;B29C45/58;B29C47/68
主分类号
B29C45/24
代理机构
代理人
主权项
地址
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