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经营范围
发明名称
STATIC CAPACITANCE TYPE KEYBOARD SWITCH
摘要
申请公布号
JPS639223(A)
申请公布日期
1988.01.14
申请号
JP19860151714
申请日期
1986.06.30
申请人
NEC CORP
发明人
TAKASHIMA SHIRO;UMEZAWA YOSHIHIRO
分类号
H03K17/975;H01H13/00
主分类号
H03K17/975
代理机构
代理人
主权项
地址
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