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Publication numberUSD301256 S
Publication typeGrant
Application numberUS 06/842,045
Publication dateMay 23, 1989
Filing dateMar 7, 1986
Priority dateJan 24, 1986
Publication number06842045, 842045, US D301256 S, US D301256S, US-S-D301256, USD301256 S, USD301256S
InventorsSatoru Iwata
Original AssigneeHal Laboratory Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Track ball
US D301256 S
Images(4)
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Claims(1)
  1. The ornamental design for a track ball, as shown and described.
Description

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.

Non-Patent Citations
Reference
1Hong Kong Toys, 1982, p. 10, bottom left, TF-503, Electronic Decision Maker.
Classifications
U.S. ClassificationD14/417