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发明名称
ILLUMINATED MESSAGE DISPLAY SIGN
摘要
申请公布号
CA875206(A)
申请公布日期
1971.07.06
申请号
CAD875206
申请日期
申请人
GENERAL ELECTRIC COMPANY
发明人
CLIFFORD M. JONES;JOHN D. HARNDEN, JR.
分类号
主分类号
代理机构
代理人
主权项
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