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The ornamental design for a calorimetric wattmeter for testing microwave ovens, as shown. |
FIG. 1 is a top front right perspective view of a calorimetric wattmeter for testing microwave ovens showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a left side elevational view thereof; and,
FIG. 6 is a top plan view thereof.
Patent | Priority | Assignee | Title |
6017147, | Jan 16 1996 | Calorimetric wattmeter for testing microwave ovens | |
D601911, | Sep 15 2008 | Calometric wattmeter |
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