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发明名称
Pulping-defibering apparatus
摘要
申请公布号
US2756646(A)
申请公布日期
1956.07.31
申请号
US19540431919
申请日期
1954.05.24
申请人
E. D. JONES & SONS COMPANY
发明人
JONES DWIGHT E.
分类号
D21D1/32
主分类号
D21D1/32
代理机构
代理人
主权项
地址
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