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发明名称
Typing system
摘要
申请公布号
US2858922(A)
申请公布日期
1958.11.04
申请号
US19560557534
申请日期
1956.01.05
申请人
AMERICAN AUTOMATIC TYPEWRITER COMPANY
发明人
KLOID HENRY W.
分类号
B41J3/42
主分类号
B41J3/42
代理机构
代理人
主权项
地址
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