发明授权
US5408079A Article with information for retrieval and article retrieval system 失效
文章信息检索和文章检索系统

Article with information for retrieval and article retrieval system
摘要:
An article which bears information representative of a convertible value thereof is deposited by a consumer for retrieval by the manufacturer of the article. The information is represented by a bar code on the article and read by a bar-code reader. A valuable return, such as a monetary payment, to the consumer is prepared based on the convertible value represented by the information read by the bar code reader. The valuable return is actually made to the consumer based on information borne by a consumer's recording card and updated based on the information read by the bar-code reader.
公开/授权文献
信息查询
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