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发明名称
Typewriting machine
摘要
申请公布号
US2362229(A)
申请公布日期
1944.11.07
申请号
US19420470868
申请日期
1942.12.31
申请人
UNDERWOOD ELLIOTT FISHER COMPANY
发明人
YAEGER HARRY C.
分类号
B41J29/66
主分类号
B41J29/66
代理机构
代理人
主权项
地址
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