Detachable firefighting attachment for a personal watercraft

Detachable harness for fireman's coat and the like

Detachable inhalation valve device for a respirator filter...

Determining effluent concentration profiles and service...

Determining the efficiency of respirators and protective...

Detonation arrestor with stacked plates

Detonation flame arrester

Detoxification of certain environmental protection agency...

Device and method for arresting a fall

Device and method for fire-prevention and for extinguishing...

Device and method of reducing bias flow in oscillatory...

Device for adjusting lid cover for oxygen mask dispensing...

Device for adjusting the length of a flexible link and use...

Device for automatically stopping the fall of personnel...

Device for breaking glass

Device for containing and/or suppressing a fire

Device for evacuating people from a building

Device for extinguishing fires

Device for extinguishing fires by injection of a gas...

Device for fighting fires in highrise buildings and towers