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

Fire escape – ladder – or scaffold – Platform

Walk-on platform arrangement

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

Walk-through ladder

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

Walk-through ladder

Fire escape – ladder – or scaffold – With handrail or guard for ladder

Walk-through ladder

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

Walkboard ledger for scaffolding

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

Walking ladder

Fire escape – ladder – or scaffold – Pivotally connected ladders – mutually sustaining

Walking stepladder

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

Walkway with rail system

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

Wall jack

Fire escape – ladder – or scaffold – Ladder – With spacer means

Wall stand-off apparatus

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

Wall supported scaffolding device

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

Wallboard hanging scaffolding system

Fire escape – ladder – or scaffold – Wall- or floor-attached – Wall-mounted platform – with ladder

Water recreation dock

Fire escape – ladder – or scaffold – Leg or shoe attachable pole climber

Wearable, self-deploying fall arrest device

Fire escape – ladder – or scaffold – Ladder – Flexible

Web ladder

Fire escape – ladder – or scaffold – Ladder – Flexible

Web ladder release mechanism

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

Wedging sawhorse stand

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

Wedging tree stand

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

Wedging tree stand