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

Fire escape – ladder – or scaffold – Self-sustaining – Scaffold horse

Collapsible work support

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

Collapsible work support device

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

Collapsible-expansible support assembly

Fire escape – ladder – or scaffold – Pole or strand grasping-type climber – Foot- or leg-attachable

Column climbing device

Fire escape – ladder – or scaffold – Pole or strand grasping-type climber – Foot- or leg-attachable

Column climbing device and associated method of use

Combi-equipment

Fire escape – ladder – or scaffold – Scaffold external of shaft

Combination backpack and tree stand

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

Combination descender, pulley and force limiting rope brake

Fire escape – ladder – or scaffold – Convertible – Ladder

Combination extension and step ladder rungs therefor

Fire escape – ladder – or scaffold – Chute or escape tower for personnel

Combination fire escape tube and rescue vehicle

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

Combination flower box and fire escape

Fire escape – ladder – or scaffold – Convertible – Ladder

Combination hand truck ladder

Combination hand truck, stepladder and basket carrier

Combination hunting stand and game carrier apparatus

Combination ladder and hand truck

Fire escape – ladder – or scaffold – Convertible – Ladder

Combination ladder and height adjustable scaffold

Fire escape – ladder – or scaffold – Combined

Combination ladder and stair

Fire escape – ladder – or scaffold – Convertible – Ladder

Combination ladder, ladder components and methods of...

Fire escape – ladder – or scaffold – Ladder with pivoted prop – Section extensible below prop pivot

Combination ladder, ladder components and methods of...