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发明名称
Improvements in and relating to typewriter attachments
摘要
申请公布号
GB836582(A)
申请公布日期
1960.06.09
申请号
GB19560005069
申请日期
1956.02.17
申请人
LAMSON PARAGON LIMITED
发明人
CASTLETON ALBERT EDWARD
分类号
B41J15/10
主分类号
B41J15/10
代理机构
代理人
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