Reward Candy Dispenser for Personal Computers
A personal computer peripheral, battery powered reward candy dispenser which immediately presents students with a single candy for each problem completed correctly.
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| Number | Title | Issue Date |
| 5564845 | Continuous form printer having multiple feed sensors and method A continuous form printer is provided with two rotary encoders, corresponding to different paper feed intervals, and mounted coaxially on a drive shaft. The drive shaft drives a tractor for feeding the paper. The rotary encoders are read by photo-interrup... | 10/15/1996 |
| 3963110 | Storage magazine and sheet feeder for typing apparatus An automatic sheet feeder for a tape driven typewriter includes a blank-sheet magazine and a filled-sheet magazine mounted above the platen. Sheet feed rollers are mounted to transfer the sheets to and from the platen and are coupled to a motor in combina... | 06/15/1976 |