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发明名称
Paper manufacture
摘要
申请公布号
US2056209(A)
申请公布日期
1936.10.06
申请号
US19320640330
申请日期
1932.10.29
申请人
RAFFOLD PROCESS CORPORATION
发明人
RAFTON HAROLD ROBERT
分类号
D21H17/62;D21H17/67
主分类号
D21H17/62
代理机构
代理人
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