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发明名称
Papermakers' felt
摘要
申请公布号
GB457634(A)
申请公布日期
1936.12.02
申请号
GB19360008653
申请日期
1936.03.23
申请人
JOHN PRUGH KOESTER
发明人
分类号
D21F1/00
主分类号
D21F1/00
代理机构
代理人
主权项
地址
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