73477862
Apr 30, 1984
Feb 26, 1985
Electronic Inventory Control Systems Comprising a Sensing Unit Providing an Exit Corridor from a Retail Store for Detecting Sensitized Strips which Have Been Concealed or Attached to an Article, Sensitized Strips for Concealment or Attachment to Articles and Dispensers for Such Strips, and Machines for Densensitizing Such Concealed or Attached Strips
Electrical and Scientific Apparatus