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发明名称
FINE-SPREADING AND RETARDING DEVICE FOR THE PULP SUSPENSION STREAM IN A PAPER-MAKING MACHINE
摘要
申请公布号
CA784969(A)
申请公布日期
1968.05.14
申请号
CAD784969
申请日期
申请人
ESCHER WYSS G.M.B.H.
发明人
HANS DAHL
分类号
主分类号
代理机构
代理人
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