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

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

Device for use in climbing or in transporting a mass

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

Device for use in erecting roof trusses

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

Device suspending a working cage

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

Device with a lifeline

Fire escape – ladder – or scaffold – Miscellaneous

Direction altering device

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

Disappearing ladder

Fire escape – ladder – or scaffold – Body catcher – Sheet or net type

Disaster evacuation air cushion

Fire escape – ladder – or scaffold – Stackable

Dismantlable scaffold and a railing adapter for it

Fire escape – ladder – or scaffold – Kit or separable parts

Dismantling ladder

Fire escape – ladder – or scaffold – Self-sustaining

Dismountable facade scaffold

Fire escape – ladder – or scaffold – Self-sustaining

Dismountable facade scaffold

Fire escape – ladder – or scaffold – Kit or separable parts

Dismountable ladder

Fire escape – ladder – or scaffold – Stackable

Dismountable scaffolding with base plates arranged on cross...

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

Dismountable tower for interior maintenance of spherical tanks

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

Displaceable platform movable sectionwise on a wall

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

Displaceable working platform with extensible boom

Fire escape – ladder – or scaffold – Ladder and platform

Dock station

Fire escape – ladder – or scaffold – Torso harness

Dorsal pad assembly for use with a safety harness

Fire escape – ladder – or scaffold – Torso harness

Dorsal pad assembly for use with a safety harness