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| Number | Title | Issue Date |
| 7420884 | Timepiece dial and processes for manufacturing this dial The surface of metallic appearance of the timepiece dial has a visible morphology corresponding to that of mother-of-pearl. According to the process for manufacturing this dial, a mother-of-pearl sheet is subjected to a sandblasting operation, to give its surface fi... | 09/02/2008 |
| 7337542 | Method for manufacturing hour-symbols and installation for implementing the same The method consists, from a profile having a section corresponding either to the envelope of the base of the symbol or to that of its section, in first of all machining the feet, transferring the preformed profile in a clamp, gripping the symbol by the feet, cutting... | 03/04/2008 |
| 6668456 | Method for manufacturing a display element for a timepiece and display element manufactured in accordance with such method In order to manufacture the display element intended for a timepiece, a sheet of plastic material shaped in a tape (3) is provided. The sheet is then deformed using tools (4, 6) by thermoforming to give it a profile (10, 11, 13, B) corresponding to the ou... | 12/30/2003 |
| 5930204 | Luminescent device and watch with luminescent device The watch and method of manufacture thereof includes an analog hand mechanism having hands in a watch case, and a plate-like luminescent device in the watch case, to illuminate the analog hand mechanism. A metallic layer or a metallic ink layer, for givin... | 07/27/1999 |
| 5513153 | Method of manufacturing three-dimensional indicia on electroluminescent timepiece dials and timepiece dials produced thereby The method of manufacturing electroluminescent timepiece dials having three-dimensional indicia and to timepiece dials produced by this method. A subdial having the indicia projecting therefrom is affixed to the bottom of the electroluminescent dial. Thre... | 04/30/1996 |
| 5027504 | Device for fitting the hands on to a watch movement The device comprises a frame (1 to 6) on which a carriage (7) is mounted so as to slide horizontally and carrying three vices (8, 9, 10) which can move vertically in order to grip the second, minute and hour hands, respectively. The device also comprises ... | 07/02/1991 |
| 4916798 | Method of applying applique or like object to a baseplate Applique or similar object is simultaneously formed and affixed to a baseplate by juxtaposing a plate of contributing material adjacent the baseplate and forcing a punch entirely through the contributing material to shear the object from the plate of cont... | 04/17/1990 |
| 4725511 | High technology decorative materials for watchfaces and fabrication of same A novel method is provided for producing high technology decorative materials that incorporates both computer-aided design and semiconductor processing. The high technology decorative materials thereby produced also make use of microscopic diffraction gra... | 02/16/1988 |
| 4327428 | Decorative plate for a timepiece A dial plate or masking plate for a timepiece, having a pattern formed on a surface of the dial plate by embossing with a mold formed of a hard metal by an electroforming process.... | 04/27/1982 |
| 3989603 | Method of manufacturing watch dials and watch dials produced by this method A method of manufacturing a watch dial with symbols in relief wherein a plate of aluminum-base material, not yet provided with reliefs, first undergoes a basic anodizing treatment, then relief elements are formed by an embossing operation so that the alum... | 11/02/1976 |
