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发明名称
Envelope opening device
摘要
申请公布号
GB9626580(D0)
申请公布日期
1997.02.05
申请号
GB19960026580
申请日期
1996.12.20
申请人
POST OFFICE, THE
发明人
分类号
B43M7/02
主分类号
B43M7/02
代理机构
代理人
主权项
地址
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