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发明名称
Outdoor sign
摘要
申请公布号
US2054230(A)
申请公布日期
1936.09.15
申请号
US19350054380
申请日期
1935.12.14
申请人
PATTERSON WARD W
发明人
PATTERSON WARD W.
分类号
G09F7/22
主分类号
G09F7/22
代理机构
代理人
主权项
地址
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