William F. Semple, a dentist, was awarded the first US Patent on chewing gum in 1869. His recipe contained powdered chalk.
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| Number | Title | Issue Date |
| 7187975 | Connector systems and methods for implantable leads A connector system for an implantable lead, which includes a header having a lumen for receiving the implantable lead. The lumen defines a mating surface and has an internal diameter larger than the lead to be connected therein. A collar is slidably engageable with ... | 03/06/2007 |
| 7153148 | Electronic device having a sliding cap An electronic device having a sliding cap mainly includes a body, a sliding cap and an elastic element. The body has a transmission end that has a terminal section to couple with external electronic equipment, and a moving area on the outer surface. The sliding cap ... | 12/26/2006 |
| 6254434 | Fuse bypass module for use with a fuse panel The present invention is directed to a fuse bypass module that may be used with a corresponding fuse panel. The fuse bypass module may be used with a primary fuse receptacle, located on the fuse panel. The primary fuse receptacle has terminals coupled to ... | 07/03/2001 |
| 6123571 | Conductor stress relief apparatus A stress relief apparatus for a conductor has two bodies, at least one of which pivots so as to grip the conductor. The bodies have first and second contours, respectively. The contours face each other, so that the smallest distance between the first and ... | 09/26/2000 |
| 5489225 | Electrical terminal with a collet grip for a defibrillator A terminal for detachably connecting an electrical lead connector pin to an electrical device is disclosed. The terminal includes an outer sleeve and a movable collet for movement between first and second positions relative to the outer sleeve. The collet... | 02/06/1996 |
| 5069209 | Electrical terminal A terminal for detachably connecting an electrical lead to an electrical device is disclosed. The terminal includes a stationary support structure adapted to be fixed to the device, and a movable structure adapted to be carried by the stationary support s... | 12/03/1991 |