4. Static structures (e.g., buildings)
  5. Window or window sash, sill, mullion, or glazing
  6. Decorative grill attached to sash

David A. De Block

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Door light

Building units and construction elements – Prefabricated unit – Closure
Patent

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Door light frame

Building units and construction elements – Prefabricated unit – Finishing unit
Patent

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Ventilated door light

Static structures (e.g. – buildings) – Window or window sash – sill – mullion – or glazing – Decorative grill attached to sash
Patent

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Window shade

Furnishings – Window covering – Venetian blind
Patent

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Profile ID: LFUS-PAI-P-4730

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