4. Fire escape, ladder, or scaffold
  5. Ladder and platform

Clifford I. Skaalen

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Flexible side connector for floating and elevated platforms

Ships – Towing or pushing – Coupling means
Patent

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Hydraulic chain jack automatic latch control system

Implements or apparatus for applying pushing or pulling force – Step-by-step traveling bar – Pawl actuated
Patent

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Marginal terrain straddle-lift container handler

Material or article handling – Load bridging vehicle
Patent

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Personnel chain climber

Fire escape – ladder – or scaffold – Pole or strand grasping-type climber – Foot- or leg-attachable
Patent

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Pin connection system for elevated causeways

Bridges – Bridge construction method – Pier
Patent

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Profile ID: LFUS-PAI-P-167738

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