4. Static structures (e.g., buildings)
  5. With stadium or auditorium feature

Lennart Nielson

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Convertible stadium and method of operating

Static structures (e.g. – buildings) – With stadium or auditorium feature
Reexamination Certificate

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Movable wall for stadium

Static structures (e.g. – buildings) – With stadium or auditorium feature
Reexamination Certificate

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Retractable roof system for stadium

Static structures (e.g. – buildings) – Barrier or major section mounted for in situ repositioning;... – Roof movable as entity relative to its substructure
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2699620

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