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发明名称
SELECTOR FOR EDGE NOTCH CODED SHEET-TYPE ITEMS
摘要
申请公布号
GB1298378(A)
申请公布日期
1972.11.29
申请号
GB19700055770
申请日期
1970.11.24
申请人
IMAGE SYSTEMS, INC.
发明人
分类号
G06K21/00;G06K17/00
主分类号
G06K21/00
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