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发明名称
Typewriting machine
摘要
申请公布号
US2366022(A)
申请公布日期
1944.12.26
申请号
US19420447701
申请日期
1942.06.19
申请人
ROYAL TYPEWRITER COMPANY, INC.
发明人
HANDLEY GEORGE F.
分类号
B41J15/10
主分类号
B41J15/10
代理机构
代理人
主权项
地址
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