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经营范围
发明名称
Typewriting machine
摘要
申请公布号
US1802787(A)
申请公布日期
1931.04.28
申请号
US19280304478
申请日期
1928.09.07
申请人
UNDERWOOD ELLIOTT FISHER COMPANY
发明人
SMITH JESSE A. B.
分类号
B41J13/12
主分类号
B41J13/12
代理机构
代理人
主权项
地址
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