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发明名称
Method of recovering books
摘要
申请公布号
GB461099(A)
申请公布日期
1937.02.10
申请号
GB19360002562
申请日期
1936.01.27
申请人
ERNEST HERTZBERG
发明人
分类号
B42C17/00
主分类号
B42C17/00
代理机构
代理人
主权项
地址
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