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发明名称
KEYBOARD SWITCHING UNIT
摘要
申请公布号
GB2047002(A)
申请公布日期
1980.11.19
申请号
GB19800010453
申请日期
1980.03.28
申请人
SHIN-ETSU POLYMER CO LTD
发明人
分类号
G06F3/02;H01H13/702;H01H13/703;H01H13/712;H01H13/785;(IPC1-7):H01H13/70
主分类号
G06F3/02
代理机构
代理人
主权项
地址
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