4. Fire escape, ladder, or scaffold
  5. Ladder with pivoted prop
  6. Hinged to top-step rear flange

Robert Beggs

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Hollow plastic ladder

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

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Hollow plastic ladder

Fire escape – ladder – or scaffold – With insulation
Patent

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Ladder top

Fire escape – ladder – or scaffold – Ladder with pivoted prop – Hinged to top-step rear flange
Patent

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Ladder top

Building units and construction elements – Stair – ladder – scaffold – or similar support – Element or attachment
Patent

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Ladder top

Fire escape – ladder – or scaffold – Ladder with pivoted prop – Hinged to top-step rear flange
Patent

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Profile ID: LFUS-PAI-P-260557

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