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发明名称
PAPER MACHINE HOOD
摘要
申请公布号
CA331661(A)
申请公布日期
1933.04.11
申请号
CAD331661
申请日期
申请人
THE HAMMERMILL PAPER COMPANY
发明人
HENRI G. CHATAIN
分类号
主分类号
代理机构
代理人
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