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发明名称
KEY FOR A KEYBOARD
摘要
申请公布号
GB1503139(A)
申请公布日期
1978.03.08
申请号
GB19760049176
申请日期
1976.11.25
申请人
HUGIN KASSAREGISTER AB
发明人
分类号
B41J5/12;(IPC1-7):B41J5/12
主分类号
B41J5/12
代理机构
代理人
主权项
地址
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