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发明名称
Typewriter
摘要
申请公布号
US2202565(A)
申请公布日期
1940.05.28
申请号
US19370157964
申请日期
1937.08.07
申请人
WEST VIRGINIA NEWSPAPER PUBLISHING COMPANY
发明人
REID ROSWELL S.
分类号
B41J19/32
主分类号
B41J19/32
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代理人
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