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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 |
| 7930913 | Quick-release ring-type meter lock with keyless reset A ring-type meter lock comprising a ring, first and second ends on the ring, a lock housing on the first end, a slot in the lock housing, a latch unit in the lock housing, a lock pin on the latch unit enterable and withdrawable from the slot, a tongue on the second ... | 04/26/2011 |
| 7798742 | Security key tool for manhole access opening security device A security key tool for unlocking and locking a manhole security device that secures a manhole access opening. The security key tool includes a longitudinal body portion and a handle portion. A security key at a first end of the longitudinal portion is adapted to en... | 09/21/2010 |
| 7445414 | High security fastener constructions A series of high security fastener constructions feature rotatable anti-theft shrouds mounted on locking wheel nuts and wheel bolts designed for vehicular wheels. Each construction features (1) a fastener body having a first body end adapted to accommodate a key rec... | 11/04/2008 |
| 7377134 | Ringless meter lock A locking mechanism for securing the cover of a thin-walled box to the box frame. The locking mechanism includes a clip bracket adapted to engage a wall of the box frame, a lock body adapted to latch to the clip bracket and engage the box cover, a locking member car... | 05/27/2008 |
| D567062 | Vehicle wheel lock | 04/22/2008 |
| 7351020 | High security fastener constructions A series of high security fastener constructions feature rotatable anti-theft shrouds mounted on locking wheel nuts and wheel bolts designed for vehicular wheels. Each construction features (1) a fastener body having a first body end adapted to accommodate a key rec... | 04/01/2008 |
| 7036405 | Key with retractable pattern A key for operating a security fastener having a lock pattern includes a retractable key pattern. The key pattern has an operational extension position in which the key pattern is enabled for substantial engagement with a security fastener having a matching lock pat... | 05/02/2006 |
| 7021090 | Ringless meter lock A locking mechanism for securing the cover of a thin-walled box to the box frame. The locking mechanism includes a two-piece clip bracket having a stationary bracket member and a movable bracket member pivotally mounted to the stationary bracket member. The stationa... | 04/04/2006 |
| 6976373 | Ringless meter lock A locking mechanism for securing the cover of a thin-walled box to the box frame. The locking mechanism includes a clip bracket adapted to engage a wall of the box frame, a lock body adapted to latch to the clip bracket and engage the box cover, a locking member car... | 12/20/2005 |
