4. Static structures (e.g., buildings)
  5. With component having discrete prestressing means
  6. Beam, girder, or truss construction

Petru Petrina

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Laminated composite reinforcing bar and method of manufacture

Static structures (e.g. – buildings) – With component having discrete prestressing means – Beam – girder – or truss construction
Patent

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Multihelical composite spring

Spring devices – Coil – Plural – one within another
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1892227

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