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

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

Catching device for a free-falling body

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

Catching device for a system for protecting persons working...

Fire escape – ladder – or scaffold – Door and ladder – Door operates ladder

Ceiling ladder

Fire escape – ladder – or scaffold – Miscellaneous

Cement finisher's knee board

Fire escape – ladder – or scaffold – Having transpositioning base and erecting means

Centerline double riser with single lift cylinder and link for a

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

Chain link fence ladder apparatus

Fire escape – ladder – or scaffold – Safety device – platform associated – Railing

Chain railing system for scaffolding

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

Chair for tree stand and the like

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 – Ladder with pivoted prop

Child's portable climber

Fire escape – ladder – or scaffold – Torso harness

Child's safety device

Fire escape – ladder – or scaffold – Ladder – Flexible

Child/parent play ladder

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

Children's vanity step-stool

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

Circuit breaker elevator

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

Circular ladder

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

Circular tree stand

Fire escape – ladder – or scaffold – Endless conveyer escape – Top and bottom support

Circulatable ladder

Fire escape – ladder – or scaffold – Self-sustaining – Connector for horizontal or diagonal brace

Clamp connector for the assembly of prefabricated shaped-section