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

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

Controlled descent device

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

Controlled descent device

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

Controlled weight-lowering device

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

Controlled-speed descent device

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

Controls for aerial lift platform apparatus

Fire escape – ladder – or scaffold – Convertible – Ladder

Convertable step stool

Fire escape – ladder – or scaffold – Convertible – Ladder

Convertible fold-up ladder

Fire escape – ladder – or scaffold – Convertible – Ladder

Convertible ladder

Fire escape – ladder – or scaffold – Convertible – Ladder

Convertible ladder

Fire escape – ladder – or scaffold – Convertible – Ladder

Convertible ladder

Fire escape – ladder – or scaffold – Convertible – Ladder

Convertible ladder

Fire escape – ladder – or scaffold – Convertible

Convertible ladder clamp combination

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

Convertible ladder stabilizer

Fire escape – ladder – or scaffold – Convertible

Convertible ladder-carrier vehicle assembly

Fire escape – ladder – or scaffold – Convertible – Ladder

Convertible stand

Fire escape – ladder – or scaffold – Convertible

Convertible tree stand

Fire escape – ladder – or scaffold – Pole or strand grasping-type climber – Alternate grasping

Convertible tree stand

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

Convertible treestand for rifle/bow use

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

Convertible trestle leg assembly