4. Land vehicles
  5. Wheeled
  6. Coasters

Charles E. Schroer

Inventor

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Collapsible walker

Land vehicles – Wheeled – Coasters
Patent

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Platform stool

Fire escape – ladder – or scaffold – Unitary foldable – rigid scaffold or ladder – Collapsible ladder
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Step stool

Fire escape – ladder – or scaffold – Ladder with pivoted prop
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Profile ID: LFUS-PAI-P-641446

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