4. Conveyors, chutes, skids, guides, and ways
  5. Chutes
  6. Wall

John Clement Preston

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Drop delivery chute

Conveyors – chutes – skids – guides – and ways – Chutes – Wall
Patent

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Fence panel support foot

Building units and construction elements – Architectural stock material – Post or beam
Design Patent

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Partly retractable construction platform

Fire escape – ladder – or scaffold – Wall- or floor-attached
Reexamination Certificate

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Profile ID: LFUS-PAI-P-685998

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