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发明名称
Improvements in type bar and interchangeable type therefor
摘要
申请公布号
GB812855(A)
申请公布日期
1959.05.06
申请号
GB19570006183
申请日期
1957.02.25
申请人
SPERRY RAND CORPORATION
发明人
分类号
B41J1/02
主分类号
B41J1/02
代理机构
代理人
主权项
地址
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