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Safety apparatus

Fire escape – ladder – or scaffold – Torso harness – Attached to strand wound on reel – and means for retarding...
Patent

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Safety descent device

Fire escape – ladder – or scaffold – Torso harness – Attached to strand wound on reel – and means for retarding...
Patent

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Safety device with retractable lifeline

Fire escape – ladder – or scaffold – Torso harness – Attached to strand wound on reel – and means for retarding...
Patent

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Safety harness for stairs

Fire escape – ladder – or scaffold – Torso harness – Attached to strand wound on reel – and means for retarding...
Patent

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Self-braking safety apparatus for the rapid descent of persons i

Fire escape – ladder – or scaffold – Torso harness – Attached to strand wound on reel – and means for retarding...
Patent

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Self-retracting lifeline

Fire escape – ladder – or scaffold – Torso harness – Attached to strand wound on reel – and means for retarding...
Reexamination Certificate

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Single rope descending device

Fire escape – ladder – or scaffold – Torso harness – Attached to strand wound on reel – and means for retarding...
Patent

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Sterol esters as food additives

Fire escape – ladder – or scaffold – Torso harness – Attached to strand wound on reel – and means for retarding...
Reexamination Certificate

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