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发明名称
Stop positioning mechanism for typewriters
摘要
申请公布号
US2684146(A)
申请公布日期
1954.07.20
申请号
US19500158809
申请日期
1950.04.28
申请人
UNDERWOOD CORPORATION
发明人
SAGNER WALTER T.
分类号
B41J29/50
主分类号
B41J29/50
代理机构
代理人
主权项
地址
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