4. Flexible or portable closure, partition, or panel
  5. Plural strip, slat, or panel type
  6. Portable

Herman A. Clausen

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Adjustable stairway having retractable wheel carriage

Fire escape – ladder – or scaffold – Means maintaining step lever on horizontally pivoted ladder
Patent

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Conductor's chair

Supports – Stand – Understructure
Patent

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Portable shell

Flexible or portable closure – partition – or panel – Plural strip – slat – or panel type – Portable
Patent

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Profile ID: LFUS-PAI-P-7344

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