4. Pipe joints or couplings
  5. With fluid pressure seal
  6. Flexible lip

Tomas Persson

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Sealing rings for ventilation ducts

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

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Tubular element with sealing means and a method for...

Pipe joints or couplings – With fluid pressure seal – Flexible lip
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2015530

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