The present invention relates generally to improvements related to {HEAD ~ the use} of {TAIL ~ electronic shelf labels} , radio frequency identification tags, and other radiofrequency devices which are utilized, for example, to provide convenient access to pricing and other desired information for goods 
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The present invention relates generally to improvements related to { HEAD ~ the use } of { TAIL ~ electronic shelf labels } , radio frequency identification tags , and other radiofrequency devices which are utilized , for example , to provide convenient access to pricing and other desired information for goods
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