Yellow metal alloy
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United States of America Patent
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Jan 25, 1983
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N/A
app pub date -
Jan 2, 1981
filing date -
Jan 2, 1981
priority date (Note) -
Expired
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Abstract
An alloy of about 4 to 10% gold, silver, copper, palladium, indium, zinc and boron producing an alloy with a pleasing yellow color. Tarnish resistance, wear resistance and heft are similar to 10 karat gold with a lesser cost due to the low gold content.
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