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发明名称
VARIABLE SPEED DOCUMENT TRANSPORT SYSTEM
摘要
申请公布号
CA886979(A)
申请公布日期
1971.11.30
申请号
CAD886979
申请日期
申请人
BELL AND HOWELL COMPANY
发明人
HARVEY G. PATTERSON
分类号
主分类号
代理机构
代理人
主权项
地址
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