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发明名称
Method of and apparatus for determining number of sheets in a stack
摘要
申请公布号
GB2017902(A)
申请公布日期
1979.10.10
申请号
GB19790010775
申请日期
1979.03.28
申请人
PPG IND INC
发明人
分类号
G06M9/00;(IPC1-7):G06M9/00
主分类号
G06M9/00
代理机构
代理人
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地址
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