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The ornamenal design for an unit for preventing the use of an electronic appliance during certain time intervals, as shown and described. |
FIG. 1 is a top, front, and left side perspective view of a unit for preventing the use of an electronic appliance during certain time intervals showing my new design;
FIG. 2 is an enlarged top plan view thereof;
FIG. 3 is an enlarged front elevational view thereof;
FIG. 4 is an enlarged right side elevational view thereof;
FIG. 5 is an enlarged left side elevational view thereof;
FIG. 6 is an enlarged rear elevational view thereof; and,
FIG. 7 is an enlarged bottom plan view thereof.
Patent | Priority | Assignee | Title |
D381589, | Nov 17 1995 | IDT International Limited | Timer |
Patent | Priority | Assignee | Title |
4348696, | Sep 08 1980 | Television viewing control device | |
4573332, | May 10 1984 | Idesign, Inc. | Portable security box |
5007256, | Sep 20 1989 | Cartridge operated entertainment system with removal deterrent device for preventing unauthorized use | |
D280381, | Mar 17 1982 | Casing for a power lock |
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