Importance

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Abstract

A system for sale of consumer goods, the system including means for issuing to a customer from a printer a non-validated token representing an article of merchandise following election by the customer from a selection panel. The article is to be paid for by the customer at a check-out unit when checking the token at said unit. Said check-out unit has means for providing a validated token from a token printer or dispenser as a replacement token or by validating a reusable token. The validated token carries a transaction code elected from the group of: a serially generated transaction code or a randomly generated transaction code. Said checkout unit has means for communicating with an article dispenser means and providing the article dispenser means with said transaction code following payment of the article. The validated token is used for obtaining the bought article from the article dispenser means by means of comparator means within the article dispenser comparing the transaction code on the validated token as input to the comparator unit with the transaction code communicated by said communicating means, and delivery of the article upon a code match.

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First Claim