Derniers inventions, produits et services
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2021
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Invention
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Hollow metal wire with multiple metal components, particularly for goldsmithing, silversmithing a... |
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2019
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P/S
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Gems, pearl and precious metals and imitations of precious metals; Jewels; Time instruments; Jewe... |
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Invention
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Method for the realization of a two layer metal wire, in particular made of gold-based alloy and ... |
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2018
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Invention
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Gold, silver or custom jewellery item, in particular an earring. A gold, silver or costume jewell... |
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2014
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Invention
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A piece of jewelry and costume jewelry, method and machine of realization thereof. An article of ... |
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2013
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Invention
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A diamond cutting machine with manual control, particularly for gold, silver and costume jewelry.... |
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2011
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Invention
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Method for applying stones to metallic elements, particularly for the adhesive bonding of glass c... |
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