4. Fire escape, ladder, or scaffold
  5. Scaffold supported internally on shaft

Peter Frei

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Apparatus for conveying articles in selected directions

Conveyors: power-driven – Conveyor for changing attitude of item relative to conveyed... – By conveyor and means driven for turning successive conveyed...
Reexamination Certificate

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Scaffold for the construction of round buildings of concrete or

Fire escape – ladder – or scaffold – Scaffold supported internally on shaft
Patent

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Sheathing for pouring a container fabricated from concrete

Static molds – In situ construction engineering type or building type-mold... – Forming building structure
Patent

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Waste stripping tool for use in a machine used for cutting sheet

Cutting – With product handling means – Including means to divert one portion of product from another
Patent

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Profile ID: LFUS-PAI-P-849454

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