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发明名称
METHOD AND DEVICE FOR ADJUSTING SURFACE TEMPERATURE OF FORMING ROLL IN FOAM EXTRUSION APPARATUS
摘要
申请公布号
KR1019910007998(B1)
申请公布日期
1991.10.05
申请号
KR1019890008492
申请日期
1989.06.20
申请人
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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