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 |
| 7204825 | Surgical system console An improved surgical console for use with a handheld tissue fragmentation device includes portable base having an upper portion. An adjustable display head is mounted to the upper portion of the base. The display head provides rotational and translational adjustment... | 04/17/2007 |
| 6779493 | Combustion mechanism for generating a flame jet A mechanism for generating a flame jet has a volume formed of at least one vertical structure and two opposing horizontal structures. A rotatable fan is located within the volume, and is rotatable in a plane generally parallel to the planes of the horizontal structu... | 08/24/2004 |
| 4768496 | Handpiece interlock and logic control for ultrasonic surgical system A handpiece connector cooperates with the logic control circuit in an ultrasonic surgical system to distinguish types of handpieces, to indicate types of handpieces, to control differing operating frequencies for such differing handpieces, and to provide ... | 09/06/1988 |
| 3990407 | Explosively powered rotary tool An explosively powered tool or wrench is described that is operable under water and provides high torque, approaching that of an impact wrench, through the detonation of small charges to generate pressure for driving pistons of an expansible chamber motor... | 11/09/1976 |