72063363
Nov 28, 1958
Apr 5, 1960
Aeronautical and Nautical Vehicles, Apparatus and Devices for Locomotion by Air or Sea Such as: Aircraft, Airplanes, Principally Jet-Propelled Aircraft, Rotary-Wing Aircraft, Rotorcraft, Helicopters, Autogiros, Seaplanes, Flying Boats, Missiles, Boats, but Not Including Pleasure Boats of the Outboard, Inboard-Outboard and Houseboat Types Particularly Hydroplane Boats, Ships, Vessels and Other Watercraft
Nonmetallic Building Materials