Grey gold alloy

Assignee

• Swatch Group Research And Development

Inventors

• Denis Vincent (15 patents)
• Polychronis Nakis Karapatis (28 patents)
• Gregory Kissling (80 patents)
• Stephane Lauper (27 patents)
• Gaetan Villard (8 patents)
• Alban Dubach (24 patents)

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