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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 |
| 5503894 | Padded construction for use in straps and the like A padded construction useful for straps or irregularly-shaped articles is provided which includes a pair of opposed outer panels and a core sandwiched between the outer panels with side margins extending between the latter and having the core between the ... | 04/02/1996 |
| 5098756 | Elastic self-extinguishing strap material A self-extinguishing fire resistant elastic strap material is disclosed, as is a method of fabricating the same. The material is comprised of a tubular fabric of fireproof yarns having a hollow core, elastic and hence combustible yarns being disposed enti... | 03/24/1992 |
| 4735406 | Machine for making brochures and the like A machine for accumulating folded sheets into brochures wherein the sheets are stapled to each other along fold lines has a rotary transporting device with several axially parallel saddle-like carriers for opened sheets and pushers which advance the sheet... | 04/05/1988 |
| 4132055 | Equestrian harness and saddlery equipment A body strap component of equestrian harness or saddlery equipment, such as a girth, surcingle or roller, is disclosed which comprises an elongate tubular webbing sheath formed of woven yarn composed of staple fibers of a polyester synthetic polymer mater... | 01/02/1979 |
