trade sales registration processing system and trade information registration device

摘要

Each time when tag information is read in bulk by a wireless tag reading device (2), tag information that was read last time but not read this time is searched for. When tag information falling under this condition is detected, sales information on merchandise is acquired from the tag information and registered in a sale registration section. Further, the contents of display on a display device (4) are changed according to the fact that the tag information that was read last time but not read this time is detected. Also, when information on merchandise is inputted through a barcode reader (3), sales information on the merchandise is acquired from the inputted information and registered in the sale registration section.