Testing of a spray fire extinguisher for aeroplanes while a crowd watches
SLATE INFORMATION: Two Inventions for the Air
AEROPLANES - American 'Plane fire extinguisher.
FIRE ENGINES & FIRE PREVENTION, 'Plane fire extinguisher.
FIRES 'Plane fire extinguisher invention.
INVENTIONS Plane fire extinguisher.
Airforce - Active; Safety Devices
airplane, aeroplane, inventions, inventor, firefighting
Background: Testing of a spray fire extinguisher for aeroplanes while a crowd watches