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

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

Wheel extension and lift device for ladders

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

Wheeled ladder

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

Wheeled scaffold for workmen and building material

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

Wildlife observation and hunting platform

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

Winch for safely lowering a person at a controlled rate

Fire escape – ladder – or scaffold – Torso harness – Attached to strand wound on reel – and means for retarding...

Windage braking

Fire escape – ladder – or scaffold – With storage device for supple escape – Wall-embedded

Window assembly including a storable fire escape

Fire escape – ladder – or scaffold – Detachable window seat type – Platform below window

Window bracket support and scaffolding for building exterior

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

Window cleaning support structure

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

Window escape

Fire escape – ladder – or scaffold – Torso harness – Attached to strand wound on reel – and means for retarding...

Window escape descent control device

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

Window guard with quick release latching system

Fire escape – ladder – or scaffold – Detachable window seat type – Platform below window

Window perch

Fire escape – ladder – or scaffold – Detachable window seat type – Interior wall-engaging means

Window platform and scaffolding device

Fire escape – ladder – or scaffold – Detachable window seat type – Interior wall-engaging means

Window scaffolding system

Fire escape – ladder – or scaffold – Door and ladder

Window shutter escape ladder

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

Wing extension for roof ladder

Fire escape – ladder – or scaffold – Combined

Wire caddy attachable to a ladder

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

Wire lift device for high tension electric line