4. Environmental heating and cooling; fluid handling and sanitary e
  5. Fluid handling or treatment equipment
  6. Storage tank

Douglas W. Eisberg

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Pressure vessel locking ring

Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Storage tank
Design Patent

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Pressure vessels for holding cylindrical semipermeable...

Liquid purification or separation – Casing divided by membrane into sections having inlet – Membrane movement during purification
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2592272

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