Wal-Mart takes a cue from Amazon and applies for its own drone-deploying blimp patent
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Wal-Mart Stores Inc. is taking on Amazon in what appears to be a copycat move — by applying for a drone-deploying blimp patent. You may recall about a year ago Amazon filed a patent for a flying warehouse that will send drones to your door. Now Walmart wants in on Amazon’s idea. The patent application, first noted in Bloomberg, shows the Walmart blimp would float about 500 to 1,000 feet in the air and contain multiple launching bays from which both human controlled and autonomous drones could fl…