4. Pipe joints or couplings
  5. Materials
  6. Sheet

Michael J. Protas

Inventor

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Flexible hose and method for manufacturing

Pipes and tubular conduits – Flexible – Spirally wound material
Reexamination Certificate

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Pipe lap joint and methods

Pipe joints or couplings – Materials – Sheet
Patent

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Sealing gasket for a clamp

Pipe joints or couplings – Clamp
Reexamination Certificate

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U-bolt clamp

Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent

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U-bolt clamp for sealing lap joints

Pipe joints or couplings – End to side or plate – Saddle-type clamp
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1841342

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