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发明名称
Case shift mechanism for typewriting machines
摘要
申请公布号
US2547895(A)
申请公布日期
1951.04.03
申请号
US19450612772
申请日期
1945.08.27
申请人
THE EMERSON ELECTRIC MFG. CO.
发明人
VELTMAN JOHN C.;MICHELSEN WILLIAM O.
分类号
B41J11/14;B41J25/24
主分类号
B41J11/14
代理机构
代理人
主权项
地址
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