Drone Aviation Collaborates with ASEC to Seek FAA Approval for Commercial Flight Operations of WATT-200 Tethered Drone JACKSONVILLE, Fla., July 22, 2015 (GLOBE NEWSWIRE) -- Drone Aviation Holding Corp. (OTCQB:DRNE) ("DAC" or "Drone Aviation"), manufacturer of tethered drones and lighter-than-air aerostats, today...