LandOfFree - US Patents - Listing for Fire escape, ladder, or scaffold,Platform with elevating or lowering means

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

Adjustable scaffold

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

Adjustable scaffolding and lift carriage and support member...

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

Adjustable scaffolding and lift carriage and support member...

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

Aerial basket structure for linemen and method for utilizing sam

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

Apparatus for aligning a mobile lift work platform

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

Apparatus for controlled stabilized descent

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

Apparatus for escaping from building on fire

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

Apparatus for moving a work platform along a rail

Fire escape – ladder – or scaffold – Platform with elevating or lowering means – Operating means on platform

Apparatus for self-adjusting the height of an outrigger attachab

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

Apparatus for suspending a person above ground

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

Arrangement in hanging cradles

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

Bulk material transport vehicle access structure

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

Carrier for construction of buildings

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

Chair lift

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

Chair lift apparatus

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

Collapsible hunting stand

Fire escape – ladder – or scaffold – Platform with elevating or lowering means – Operating means on platform

Collapsible stabilizing devices

Fire escape – ladder – or scaffold – Platform with elevating or lowering means – Operating means on platform

Compact aerial lift vehicle with a vertically movable platform

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

Construction hoist system