Stock material or miscellaneous articles – All metal or with adjacent metals – Foil or filament smaller than 6 mils
Patent
1990-02-14
1991-03-05
Zimmerman, John J.
Stock material or miscellaneous articles
All metal or with adjacent metals
Foil or filament smaller than 6 mils
420507, 420508, 420510, 420511, 420512, 433207, C22C 502, A61C 1309
Patent
active
049977237
ABSTRACT:
A metal foil is provided for use in a metal-porcelain dental restoration, which metal foil provides improved color qualities to the finished restoration and improved bonding of the metal to the porcelain. The metal foil is made of an alloy comprising a major amount of gold, an amount of platinum or palladium, and an amount of a non-precious metal. An improved dental veneer and dental bridge can also be made using the metal foil of the invention.
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Tanaka Dental Enterprises
Zimmerman John J.
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