(under subclass 705) Subject matter wherein at least a portion of the active antenna is maintained in an elevated position by a lighter-than-air device, e.g., balloon.
(1) Note. The antenna may be mounted on the device to move about freely therewith, or one end may be secured to the ground and the other end maintained by the device in an elevated position.
SEE OR SEARCH CLASS
102, Ammunition and Explosives,
348, and 354 for pyrotechnics combined with balloons.
244, Aeronautics, 30, and 31+ for lighter-than-air airships and balloons, respectively.
