Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 5799648 | Gas powered heating device A gas powered soldering tool (1) comprising a main body member (4) terminating in a soldering tip portion (8) has a combustion chamber (10) located therein. A gas catalytic combustion element (12) is located in the combustion chamber (10), and fuel gas is... | 09/01/1998 |
| 5800154 | Gas heated appliance for personal use The invention is directed to a gas-heatable appliance for personal use as, for example, a curling iron, a curling brush, a hair dryer, an epilating appliance, a domestic appliance, or the like, including a fuel gas reservoir, a combustion chamber, and a v... | 09/01/1998 |
| 5776131 | Device for cauterizing horn buttons and horn stumps in cattle A flammable gas heated cauterizing device for use in cauterizing the horn stumps in older cattle as well as removing the horn buttons from young calves. A propane torch having a burner tube is utilized to heat a cauterizing device fabricated from surgical... | 07/07/1998 |
| 5135389 | Handy gas torch A handy gas torch controlled by a valve control mechanism to eject gas into a combustion chamber inside a nozzle for burning, said valve control mechanism comprising a valve control sleeve having a bearing plate fastened therein, a gas tube inserted throu... | 08/04/1992 |
| 5044936 | Gaseous fuel supplying means of an apparatus using the combustion of this gas stored in the liquid phase An apparatus which is heated by a gasified liquid fuel has between the liquid fuel reservoir and a burner, a flow regulator/evaporator consisting of two porous masses separated by a recondensation chamber, the valve for cutting off the combustion being pr... | 09/03/1991 |
| 4920951 | Gas-fired heating device A gas-fired heating device suitable for burning animal horns comprises a burner body and an external casing which is part of the burner body. A heating tip is heated by a flame in the burner body and the external casing is arranged and adapted to prevent ... | 05/01/1990 |
