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发明名称
Method of binding books
摘要
申请公布号
US2182801(A)
申请公布日期
1939.12.12
申请号
US19370122108
申请日期
1937.01.25
申请人
FRAZIER PHILIP A
发明人
FRAZIER PHILIP A.
分类号
B42D1/02
主分类号
B42D1/02
代理机构
代理人
主权项
地址
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