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发明名称
Typewriting machine
摘要
申请公布号
US1764416(A)
申请公布日期
1930.06.17
申请号
US19270202620
申请日期
1927.06.30
申请人
UNDERWOOD ELLIOTT FISHER COMPANY
发明人
ROWLEY EDWARD G.
分类号
B41J11/22
主分类号
B41J11/22
代理机构
代理人
主权项
地址
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