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发明名称
Sign routing apparatus
摘要
申请公布号
US3301287(A)
申请公布日期
1967.01.31
申请号
US19630328929
申请日期
1963.12.09
申请人
RITE-A-SIGN, INC.
发明人
EDWARDS ARTHUR T.
分类号
B44B3/00;B44B3/06
主分类号
B44B3/00
代理机构
代理人
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地址
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