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发明名称
ILLUMINATED SYMBOL DISPLAY APPARATUS
摘要
申请公布号
CA742433(A)
申请公布日期
1966.09.13
申请号
CAD742433
申请日期
申请人
BELL PUNCH COMPANY LIMITED
发明人
PETER T. BARCLAY;ROBIN A. W. ELSEY
分类号
主分类号
代理机构
代理人
主权项
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