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发明名称
KEY BOARD DEVICE
摘要
申请公布号
JPH01232623(A)
申请公布日期
1989.09.18
申请号
JP19880058237
申请日期
1988.03.14
申请人
TOSHIBA ENG CO LTD
发明人
MASUO KAORU
分类号
G02B6/06;G06F3/023;G09F9/00;H01H13/02;H01H36/00;H03M11/14
主分类号
G02B6/06
代理机构
代理人
主权项
地址
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