Abstract
Reporters obtained the following quote from the background information supplied by the inventors:“Some commercial and industrial activities require systems tha t enable the storage and retrieval of a largenumber of different products. One known type of system for the storage and retrieval of items in multipleproduct lines involves arranging storage bins or containers in stacks on top of one anot her, the stacksbeing arranged in rows. The storage bins or containers are acces sed from above, removing the need foraisles between the rows and allowing more containers to be stored in a given space.
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