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A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.
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| Number | Title | Issue Date |
| 7236733 | Apparatus for fixing toner on transferred material The present invention relates to a heat generator including a central shaft, an elastic body formed to be a predetermined thickness at a circumference of the central shaft, a conductor layer formed to be a predetermined thickness at a circumference of the elastic bo... | 06/26/2007 |
| 7037105 | Heating apparatus for wells An apparatus for warming objects such as production conduits at a well site comprises an internal combustion engine driving a well pump. A heat exchanger shell is connected to an exhaust port of the engine, and has an output port. A circulating pump is driven by the... | 05/02/2006 |
| 6638062 | Sand and stone screw heater An axially rotatable materials handling apparatus for handling a mixture of solid particulate and water, includes a heater mounted on the housing that can transfer heat to the mixture to prevent or thaw frozen water inside the apparatus. The heater can be... | 10/28/2003 |
| 5427497 | Horizontal surge/storage silo A portable, easily-transported and erected horizontal surge/storage silo functions by the method of allowing large, long distance trucks to dump their contents of materials to be used at a nearby point of use onto the base of the portable silo from which ... | 06/27/1995 |
| 4617744 | Elongated slot dryer for wet particulate material An elongated slot dryer is disclosed for drying wet solid particulate material. The slot dryer is constructed in the form of a trench with at least one aperture outlet at the bottom of the trench formed by two non-connecting walls. The wet particulate mat... | 10/21/1986 |
| 4427370 | Method of treating raw materials in an iron reduction process A method of treating, in a vertical grate furnace, raw materials in an iron reduction process is disclosed. The raw materials are fed onto a grate-containing section which is separated from at least one other section of the grate furnace. Subsequently, th... | 01/24/1984 |
| 4340361 | Apparatus for heat-treating cast iron pipes A heat-treating apparatus for practicing a method in which when red-hot iron pipes produced by a centrifugal casting machine are cooled, the pipes are slowly cooled over the temperature range of 800° to 700° C. to ferritize the pipes without separately ... | 07/20/1982 |
| 4268248 | Portable preheater In a portable preheater of the type used for burning a fuel and air mixture generated from a pressurized gas cylinder and blower, and for delivering hot exhaust air for preheating, the improvements including a warming receptacle formed to support the fuel... | 05/19/1981 |
| 4030877 | Furnace waste gas heat recovery device and method of using same A waste gas heat recovery device and method of using the same, which device may be interposed between a stack and associated to use the waste heat and minimize the heat energy required in operating the furnace. The device may also be used with any type fu... | 06/21/1977 |
| 3995991 | Forced air heater A forced air heater using self-pressurizing fuels such as propane or butane to drive the blower incorporates an overheat dump port to provide an auxiliary exit for the hot air in the event that the normal outlet becomes obstructed. Also included are means... | 12/07/1976 |
