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发明名称
Paper making machine
摘要
申请公布号
US1917287(A)
申请公布日期
1933.07.11
申请号
US19310510877
申请日期
1931.01.24
申请人
BELOIT IRON WORKS
发明人
ALDRICH ALONZO;BERRY EARL E.
分类号
D21F1/18
主分类号
D21F1/18
代理机构
代理人
主权项
地址
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