4. Fire escape, ladder, or scaffold
  5. Platform with elevating or lowering means
  6. Suspended

Harry S. Fisher

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Automatic window washer

Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent

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Mobile outrigger for suspending scaffold

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

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Roof support system for a suspended staging

Fire escape – ladder – or scaffold – Traversing – track-mounted
Patent

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Segmented guide eye

Miscellaneous hardware (e.g. – bushing – carpet fastener – caster – Bushing – Providing strain relief
Patent

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Profile ID: LFUS-PAI-P-731668

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