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发明名称
BREAKAWAY KEYBOARD
摘要
申请公布号
US5055839(A)
申请公布日期
1991.10.08
申请号
US19890451479
申请日期
1989.12.15
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
DAVIS, JOHN C.;IRWIN, JOHN C.
分类号
G06F3/02;G06F1/16
主分类号
G06F3/02
代理机构
代理人
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地址
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