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A method for inducing cats to exercise consists of directing a beam of invisible light produced by a hand-held laser apparatus onto the floor or wall.
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| Number | Title | Issue Date |
| 6273922 | Durable briquettes for use in gas-fired barbecue grills A briquette, and method of making it, for use in gas-fired barbecue grills. The briquette features three desirable characteristics: (1) relative permanency or durability, i.e. it is useable a number of times without physical disintegration or shedding of ... | 08/14/2001 |
