| Patents for A44C 27 - Making jewellery or other personal adornments (2,638) |
|---|
| 08/03/1982 | US4342191 Method for the production of ornamental link chains (Venetian chains) ready for soldering |
| 07/13/1982 | US4338779 Apparatus for the production of ornamental link chains (venetian chains) ready for soldering |
| 06/29/1982 | US4337133 Hard gold surfaces |
| 05/18/1982 | US4329765 Method for manufacturing a spring ring to be electroplated |
| 04/06/1982 | US4323611 Decorative material and a process for producing the same |
| 03/04/1982 | WO1982000574A1 Decorative articles |
| 01/21/1982 | WO1982000215A1 An attachment tag |
| 01/19/1982 | CA1116369A1 Preparation of metallic articles |
| 10/28/1981 | EP0038793A1 Article made in particular of flexible material |
| 10/27/1981 | US4297416 Gold alloy wire for jewelry chains |
| 10/21/1981 | EP0038294A2 Method of depositing a hard coating of a metal, deposition target for such a method and piece of jewellery comprising such a coating |
| 10/20/1981 | US4295640 Jeweler's tool |
| 10/06/1981 | US4293602 Molded from a mixture of plant material, essential oils, and a fluorocarbon resin binder, and having a natural fragrance |
| 09/02/1981 | EP0034977A1 Industrial process for making jewellery, especially rings, rather of precious metal, provided with set stones, device for performing said process of obtaining jewellery |
| 08/25/1981 | US4285505 Apparatus for use in forming a finish on a jewelry band |
| 08/18/1981 | US4283831 Method of manufacturing and interlocking jewelry with precise preforms |
| 08/04/1981 | US4282174 Method of making an article of bonded metal particles |
| 02/17/1981 | CA1095716A1 Method of producing a decorative article and articles so produced |
| 01/27/1981 | US4247602 Silver alloy wire for jewelry chains |
| 01/27/1981 | CA1094358A1 Powdered metal titanium coin |
| 01/20/1981 | US4246322 Removable, soft metal protective coating |
| 09/03/1980 | EP0015242A1 Piece of jewelry protected by a hard-metal screen |
| 08/05/1980 | CA1082994A1 Method and apparatus for continuously soldering chains of precious metals or plated therewith |
| 04/01/1980 | US4195493 Annular jewelry article |
| 03/18/1980 | CA1073690A1 Flat costume jewelry and method for the surface treatment thereof |
| 02/12/1980 | US4188557 Piezoelectric overtone resonator with at least a convex surface and specific thickness and diameter or diagonal |
| 05/15/1979 | US4154064 Pendant having surface including metal and photoresist |
| 04/10/1979 | CA1052336A1 Tray for string jewelry items |
| 03/13/1979 | US4143544 Applying powder to electrostatically charged surface |
| 03/06/1979 | US4142383 Liquid filled sealed glass ornament and method |
| 09/19/1978 | US4114398 Process for producing articles of jewelry, trinketry and the like, made of metals of different colors |
| 09/19/1978 | US4114238 Hinge for jewelry and the like |
| 02/14/1978 | US4073428 Method and apparatus for continuously soldering of chains of precious metals or plated therewith |
| 10/11/1977 | US4052863 Multiple gem setting having a component of gems set in fusion adhesive foil |
| 08/02/1977 | US4038736 Method of manufacturing jewelry components |
| 12/14/1976 | US3997686 From animal dropping, coating with a synthetic resin or plastic |
| 08/10/1976 | US3973716 Process for making a piece of hollow jewelry |
| 05/25/1976 | US3959527 Flat costume jewelry and method for the surface treatment thereof |