4. Building units and construction elements
  5. Prefabricated unit
  6. Closure

John C. Kovacs

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Combined skylight and floor opening guard

Building units and construction elements – Prefabricated unit – Closure
Patent

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Safety screen with a guard assembly having three flanged...

Static structures (e.g. – buildings) – Cupola or skylight
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1479249

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