Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...
Patent
1990-04-20
1992-10-20
Brier, Jeffery A.
Communications: electrical
Land vehicle alarms or indicators
Internal alarm or indicator responsive to a condition of the...
340706, 340709, D14114, 74471XY, 273148B, G09G 302
Patent
active
051573814
ABSTRACT:
A computer mouse has a unique push-button configuration which enhances button assignment flexibility while remaining user friendly. Three buttons are provided with a middle button having a smaller but raised surface area when compared to the other two buttons.
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patent: 4804949 (1989-02-01), Faulkerson
patent: 4862165 (1989-08-01), Gart
Brier Jeffery A.
Lennon Michael J.
Liang Regina
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