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发明名称
Improvements in unsewn bookbinding
摘要
申请公布号
GB723652(A)
申请公布日期
1955.02.09
申请号
GB19510022736
申请日期
1951.09.28
申请人
THE BOOK MACHINERY COMPANY LIMITED
发明人
ANDREWS WALTER JOHN
分类号
B42C9/00
主分类号
B42C9/00
代理机构
代理人
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地址
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