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发明名称
Method of making colored signs
摘要
申请公布号
US1899971(A)
申请公布日期
1933.03.07
申请号
US19320628476
申请日期
1932.08.12
申请人
MEEHAN JOHN P
发明人
MEEHAN JOHN P.
分类号
B44C1/24;G09F7/16
主分类号
B44C1/24
代理机构
代理人
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