LandOfFree - US Patents - Listing for Fire escape, ladder, or scaffold

Fire escape – ladder – or scaffold – Torso harness – Ladder-associated

High rise life escape ladders

Fire escape – ladder – or scaffold – Horizontal traversing - actuation – control – or response – Occupant actuation or control

High-rise fire fighting and rescue system

Fire escape – ladder – or scaffold – Wall- or floor-attached

High-rise fire-fighting, rescue and construction equipment

Fire escape – ladder – or scaffold – Wall- or floor-attached

High-rise, fire-fighting, rescue and construction equipment

Fire escape – ladder – or scaffold – Wall- or floor-attached

High-rise, fire-fighting, rescue and construction equipment

Fire escape – ladder – or scaffold – Wall- or floor-attached

High-rise, fire-fighting, rescue and construction equipment

Fire escape – ladder – or scaffold – Means maintaining platform level on angularly movable support – Swingable support

Highly maneuverable insulated man lifting aerial crane for use i

Fire escape – ladder – or scaffold – Torso harness – Strand-engaging – with descent retarder

Highrise family fire escape device

Fire escape – ladder – or scaffold – Convertible – Ladder

Hinge and ladder

Fire escape – ladder – or scaffold – Unitary foldable – rigid scaffold or ladder – Trestle

Hinge for folding sawhorse

Fire escape – ladder – or scaffold – Convertible

Hinge system for combination hand truck, step ladder and...

Fire escape – ladder – or scaffold – Pitched roof conforming scaffold

Hinged supported roof scaffold

Fire escape – ladder – or scaffold – Having transpositioning base and erecting means

Hoist machine associated to a self-propelled truck

Fire escape – ladder – or scaffold – With storage device for supple escape – Reel

Hoisting and rescue apparatus

Fire escape – ladder – or scaffold – Torso harness

Hoisting apparatus for a manhole

Fire escape – ladder – or scaffold – Wall- or floor-attached

Hoisting systems for high-rise building maintenance

Fire escape – ladder – or scaffold – Combined

Holder for stepladder

Fire escape – ladder – or scaffold – Combined

Holder for supporting tools and other objects from a ladder

Fire escape – ladder – or scaffold – Combined

Holding device for ladders and the like