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发明名称
Obstructed-field-indicia-sensing device
摘要
A method and apparatus for detecting predetermined register indicia on a moving web of material having an obstructing field of indicia positioned about the register indicia.
申请公布号
US4864631(A)
申请公布日期
1989.09.05
申请号
US19880158047
申请日期
1988.02.16
申请人
ADOLPH COORS COMPANY
发明人
JENSEN, JAMES W.
分类号
B41F33/00
主分类号
B41F33/00
代理机构
代理人
主权项
地址
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