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 |
| 4848556 | Low power coin discrimination apparatus A low power coin discriminator detects and identifies the denomination of a coin to activate a parking meter, telephone, or vending machine device. Initially the device is in a low power, dormant state. Insertion of a coin into the discrimator trips a swi... | 07/18/1989 |
| 4729509 | Coin collecting apparatus A coil collecting apparatus including a coin container defining a receiver housing. The housing is designed to receive a coin box taken from a parking meter or vending apparatus, and the box defines a closure which opens when the box is received in the ho... | 03/08/1988 |
| 4717007 | Non-trapping coin shuttle for electronic parking meter A coin acceptance shuttle for electronic parking meters adapted to receive coins, one at a time, from a predetermined family of permitted coins and to laterally transport such coins to the channel inlet of the electronic coin acceptance apparatus. The shu... | 01/05/1988 |
| 4453667 | Bill transport system for a farebox A revenue receiving farebox having a mechanism for receiving and transporting bills and tickets includes a first conveyor mechanism disposed adjacent a bill receiving slot for engaging bills and transporting same along a guide to a second conveyor mechani... | 06/12/1984 |