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Author: Subject: Patents - Gold not dissoluble in AR
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[*] posted on 3-3-2019 at 15:29
Patents - Gold not dissoluble in AR

hi, someone sell patents here?

https://patentauction.com/index.php?parent=38

Gold not dissoluble in hot Aqua Regia, is this of any utility? or this Gold is now floating around discovered for someone else?
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