KEYSWITCH STRUCTURE FOR INPUT OF ELECTRONIC COMPUTER OR CALCULATOR,申请号KR1019840001972-传众专利搜索

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发明名称	KEYSWITCH STRUCTURE FOR INPUT OF ELECTRONIC COMPUTER OR CALCULATOR
摘要
申请公布号	KR1019890001891(B1)	申请公布日期	1989.05.30
申请号	KR1019840001972	申请日期	1984.04.13
申请人		发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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