|Publication number||USD301256 S|
|Application number||US 06/842,045|
|Publication date||May 23, 1989|
|Filing date||Mar 7, 1986|
|Priority date||Jan 24, 1986|
|Publication number||06842045, 842045, US D301256 S, US D301256S, US-S-D301256, USD301256 S, USD301256S|
|Original Assignee||Hal Laboratory Inc.|
|Export Citation||BiBTeX, EndNote, RefMan|
|Non-Patent Citations (1), Classifications (1)|
|External Links: USPTO, USPTO Assignment, Espacenet|
FIG. 1 is a perspective view of a track ball showing my new design.
FIG. 2 is a front elevational view of the track ball embodying the design.
FIG. 3 is a plan view of the track ball, as shown in FIG. 2.
FIG. 4 is a bottom view of the track ball, as shown in FIG. 2.
FIG. 5 is an end elevational view of the track ball as appearing from the rightward end in FIG. 2.
FIG. 6 is an end elevational view of the track ball as appearing from the leftward end in FIG. 2.
FIG. 7 is a rear elevational view of the track ball, as shown in FIG. 2.
FIG. 8 is a perspective view showing the track ball, a TV display unit and a processing unit being shown with associated connecting cables in broken lines for illustrative purposes only.
|1||Hong Kong Toys, 1982, p. 10, bottom left, TF-503, Electronic Decision Maker.|