Descent control device

Descent device

Descent device

Descent system

Detachable fire escape device

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...

Device and method for arresting a fall

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 evacuating people from a building

Device for fighting fires in highrise buildings and towers

Device for lowering a load along a line

Device for lowering a person or a load on a rope

Device for lowering persons and loads