Walmart may use a blimp to deploy its delivery drones
 

Hey, Amazon: you aren't the only one who pictures blimps full of delivery drones. Walmart has applied for a patent on "gas-filled carrier aircrafts" that would serve as airborne bases, helping courier drones fly to homes they couldn't reach if they...

https://www.engadget.com/2017/08/21/...e-base-patent/