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发明名称
Process for the manufacture of paper pulp
摘要
申请公布号
US1934957(A)
申请公布日期
1933.11.14
申请号
US19320647560
申请日期
1932.12.16
申请人
LEWIS L. ALSTED
发明人
WELLS SIDNEY D.
分类号
D21C9/08
主分类号
D21C9/08
代理机构
代理人
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