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When you close your eyes and imagine a tech company, Walmart probably isn't the first to come to mind. The retail giant may be looking to change your mind.
Walmart filed a number of tech-related patent applications that suggest the company is looking to make its operation more tech-oriented. Let's start with the logistics side: Walmart is seeking to patent an "automated warehouse storage system" which utilizes compact, autonomous robotic vehicles for organization and order fulfillment.
Source Fool.com