David Blau, Inventor,
Interviewer: David Lisot, CoinWeek.com .......
The flood of counterfeit coins entering the market has prompted new concerns about determining the authenticity.
Up until this time the best electronic machine to check the type of metal in a coin cost thousands of dollars.
A new product is on the market that costs substantially less. CoinWeek talks to the inventor of this new device who shows how it works.
Product website: Sigma Metalytics
Email address: firstname.lastname@example.org
Copyright © CoinWeek – Long Beach – June 2014
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