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

Fire escape – ladder – or scaffold – Traversing – track-mounted

Movable scaffold

Fire escape – ladder – or scaffold – Platform with elevating or lowering means – Suspended

Movable scaffold and method for painting cylindrical tank

Fire escape – ladder – or scaffold – Traversing – track-mounted

Movable scaffold for buildings

Fire escape – ladder – or scaffold – Wall- or floor-attached – Independent rung or step

Movable scaffold rung

Fire escape – ladder – or scaffold – Ladder and platform – Platform with ladder as support

Movable scaffold support

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

Movable shelter floor type emergency escape

Fire escape – ladder – or scaffold – Traversing – track-mounted – With vertically spaced second track

Movable staging scaffold system for building construction

Fire escape – ladder – or scaffold – Traversing – track-mounted – With vertically spaced second track

Movable staging scaffold system for building construction

Fire escape – ladder – or scaffold – Traversing – track-mounted – With vertically spaced second track

Movable support for window washers and the like

Fire escape – ladder – or scaffold – Scaffold supported internally on shaft

Movable support mechanism for construction of elevator shafts an

Fire escape – ladder – or scaffold – Scaffold supported internally on shaft

Movable support mechanism for construction of elevator shafts an

Fire escape – ladder – or scaffold – Platform with elevating or lowering means – Suspended

Movable walkway system of use in the construction industry

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

Movable work support for cylindrical structures

Fire escape – ladder – or scaffold – Horizontal traversing - actuation – control – or response – With handle or steering means

Movable working platform

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

Move-on ladder system

Fire escape – ladder – or scaffold – Endless conveyer escape

Moving staircase escape-way from offshore platforms

Fire escape – ladder – or scaffold – Traversing – track-mounted – With occupant elevating or lowering means

Moving work floor push-up expansion floor device

Fire escape – ladder – or scaffold – Self-sustaining

Mud sill

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

Multi-fold collapsible ladder