 "Walmart store")
Walmart Stores has opened a new front in its battle with Amazon.com.
The world’s largest retailer has applied for a US patent for a floating warehouse that could make deliveries via drones, which would bring products from the aircraft down to shoppers’ homes.
The blimp-style machine would fly at heights between 500 feet and 1,000 feet (as much as 305 meters), contain multiple launching bays, and be operated autonomously or by a remote human pilot. Amazon was granted a patent for a similar vessel in April 2016.
The migration to the skies represents the latest volley in a clash between
