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The ornamental design for a health aid calculator, as shown and described. |
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FIG. 1 is a top plan view of a health aid calculator showing our new design;
FIG. 2 is a top plan view thereof, with the indicating disk removed for ease of illustration;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a front elevational view thereof.
| Patent | Priority | Assignee | Title |
| D435581, | May 14 1999 | SIA Abrasives Holding AG | Sanding parameter calculator |
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
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