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经营范围
发明名称
DEVICE FOR TRANSPORTING DOCUMENTS
摘要
申请公布号
US5157520(A)
申请公布日期
1992.10.20
申请号
US19880250267
申请日期
1988.09.28
申请人
发明人
分类号
B65H5/06;B65H5/38;H04N1/00;H04N1/12;H04N1/193
主分类号
B65H5/06
代理机构
代理人
主权项
地址
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