4. Fire escape, ladder, or scaffold
  5. Self-sustaining
  6. Scaffold horse

Ronald T. Twigger

Inventor

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Cutting guides for coving

Cutting – Tool carrier or guide affixed to work during cutting – Entirely work supported
Patent

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Supporting element

Fire escape – ladder – or scaffold – Self-sustaining – Scaffold horse
Patent

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Supporting element

Fire escape – ladder – or scaffold – Self-sustaining – Scaffold horse
Patent

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Profile ID: LFUS-PAI-P-83733

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