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The ornamental design for a portable battery tester, as shown and described. |
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FIG. 1 is a front of top-left perspective view of a portable battery tester showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and
FIG. 7 is a front elevational view of another embodiment of my new design of FIGS. 1-6, all other views being the same, and a portion of the handle has been omitted for ease of illustration.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
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| Date | Maintenance Fee Events |
| Date | Maintenance Schedule |