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| Number | Title | Issue Date |
| 8083122 | Drum for washer and dryer Drum for a washer and a dryer including a cylindrical metal body part, reduced parts at opposite end parts of the body part, each having a diameter smaller than a diameter of the body part, and bent parts each having a folded edge of the reduced part, thereby provid... | 12/27/2011 |
| 6848609 | Method of making finned tubes In a method of making finned tubes as components of air-cooled systems or condensers, a sheet metal strip of aluminum is first shaped into a waved finned structure with plural fins in parallel relationship and arched ends for connecting the fins, thereby defining cr... | 02/01/2005 |
| 6367332 | Triboelectric sensor and methods for manufacturing Triboelectric sensors which generate electrical signals in response to mechanical disturbances creating relative motion of conducting and dielectric components of the sensor are fabricated from thin metal foil which is plastic-coated on one side and which... | 04/09/2002 |
| 6045025 | Method and apparatus for soldering and soldering land of a printed circuit board A pair of soldering irons are fixed to a sliding plate at a predetermined interval. The soldering irons are integrally moved so as to reciprocate in a rectangular direction relative to a conveyor belt. One of the soldering irons is conveyed to a working p... | 04/04/2000 |
| 4760232 | Method of cladding a steel cylindrical core A method of cladding a steel roll, such as a felt roll with a non-corrosive shell, ensures that the shell is tightly fitted to the core and is free to expand and contract on the core to avoid distortion problems. The method comprises the steps of preparin... | 07/26/1988 |
| 4708897 | Composite product having a tubular metal casing with a welt-type seam, and a core in powder form, which can be rolled up The invention concerns a composite product, also referred to as cored wire, comprising a tubular metal casing having a welt-type seam, containing a core of compacted powder or granular material, which can be easily rolled up and then unrolled, without the... | 11/24/1987 |
| 4260095 | Method of manufacturing a clad product A clad product having predetermined closely-toleranced shape and dimensions. The product is made by first preforming a base material and a cladding of dissimilar material in dimensions substantially the same as the clad product, with at least the base or ... | 04/07/1981 |
