4. Building units and construction elements
  5. Architectural stock material
  6. Extruded shape

Richard W. Robertson

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Decorative window trim strip

Building units and construction elements – Architectural stock material – Extruded shape
Patent

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Roman shade and method of construction

Flexible or portable closure – partition – or panel – Pleating type – Lazy-tong links pivot about axes parallel to panel
Patent

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Roman shade with protected operating cords

Flexible or portable closure – partition – or panel – Pleating type – With preformed pleats
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1912597

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