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

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Automatic control of work platforms

Fire escape – ladder – or scaffold – Automatic control

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatic door and method of operating same

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatic emergency escape for tall structures

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatic escape ladder

Fire escape – ladder – or scaffold – With indicator – signal or alarm

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatic foldable emergency ladder system

Fire escape – ladder – or scaffold – With indicator – signal or alarm

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatic ladder for attic access

Fire escape – ladder – or scaffold – Door and ladder

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatic ladder for attic access

Fire escape – ladder – or scaffold – Door and ladder

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatic ladder leveling apparatus

Fire escape – ladder – or scaffold – Ladder – Supporting surface compensating means

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatic levelling and locking ladder

Fire escape – ladder – or scaffold – Ladder – Supporting surface compensating means

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatic return ladder for use on land conveyors

Fire escape – ladder – or scaffold – Ladder with land vehicle

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatic step for recreational vehicles

Fire escape – ladder – or scaffold – Wall- or floor-attached – Retractable or collapsible beneath floor – track-mounted

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatic tripping rescue system

Fire escape – ladder – or scaffold – Torso harness

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatically adjustable climbing harness

Fire escape – ladder – or scaffold – Torso harness

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatically adjustable ladder support

Fire escape – ladder – or scaffold – Ladder – Supporting surface compensating means

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatically adjustable tree climbing stand

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatically adjustable tree climbing stand having a lounging s

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatically retractable step

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automatically retractable, rotatable step assembly

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Automotive mechanic's portable step

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Auxiliary extension platform assembly support frame drive means

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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