| http://www.w3.org/ns/prov#value | - Patent US8154408 - Methods and systems for identifying stacked sets and locating and tracking ... - Google PatentsSearch Images Maps Play YouTube News Gmail Drive More ??Sign inAdvanced Patent SearchPatentsOne embodiment of the present invention is a method for determining when a set of RFID tags on a set of stacked objects belongs to a same defined subset of stacked objects (???set identification
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