| http://www.w3.org/ns/prov#value | - Patent US20090236201 - Apparatus, System and Method For Coin Exchange - Google PatentsSearch Images Maps Play YouTube News Gmail Drive More ??Sign inAdvanced Patent SearchPatentsA method for exchanging coins, the method including the acts of receiving in a self-service coin exchange machine a plurality of coins, processing the plurality of coins to determine a total value of the plurality of coins
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