4. Glass manufacturing
  5. Fiber making apparatus
  6. With designated composition of dies, bushings, or nozzles

David F. Purvis

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Multiple alloy bushing assembly

Glass manufacturing – Fiber making apparatus – With designated composition of dies – bushings – or nozzles
Reexamination Certificate

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Palladium screens for bushing assembly and method of using

Glass manufacturing – Fiber making apparatus – With designated composition of dies – bushings – or nozzles
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2287608

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