Bizarre Patents
Mouthguard made at least partially from an edible candy
A mouthguard includes a U-shaped upper bite plate which removably fits over upper teeth of a person, with the entire upper bite plate being made from a soft, deformable and edible gummi candy.
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| Number | Title | Issue Date |
| 5678753 | Welding for spheroidal graphic cast iron material The invention relates to the welding of cast-iron castings. The process for the fusion welding of spheroidal-graphite cast-iron castings comprises the following steps: a) a preheat at a temperature of between 230° and 300° C. is carried out before buttering ... | 10/21/1997 |
