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发明名称
KEYBOARD HAVING MAGNETIC LATCHING AND IMPROVED OPERATOR TOUCH
摘要
申请公布号
CA957714(A)
申请公布日期
1974.11.12
申请号
CA19730185552
申请日期
1973.11.13
申请人
SINGER COMPANY (THE)
发明人
PEDERSEN, EGON A.
分类号
G06C7/02;G06C7/04;H01H9/00;H01H13/70;H01H36/00;(IPC1-7):H01H9/00
主分类号
G06C7/02
代理机构
代理人
主权项
地址
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