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经营范围
发明名称
Typewriter ribbon moistener
摘要
申请公布号
US1874623(A)
申请公布日期
1932.08.30
申请号
US19310534646
申请日期
1931.05.02
申请人
REEVES GEORGE V
发明人
REEVES GEORGE V.
分类号
B41J31/14
主分类号
B41J31/14
代理机构
代理人
主权项
地址
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