4. Building units and construction elements
  5. Stair, ladder, scaffold, or similar support

John Jack Bryjak

Inventor

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Portable seating apparatus

Chairs and seats – Collapsible chair; i.e. – relatively folding bottom – back,... – Collapsed components form self-contained carrying case
Patent

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Portable seating bleacher

Building units and construction elements – Stair – ladder – scaffold – or similar support – Stepped
Design Patent

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Portable seating bleacher

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

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Seating housing

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

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Profile ID: LFUS-PAI-P-1310349

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