4. Pipes and tubular conduits
  5. Reinforced

Waldemar H. Greiner

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Automated profile control—roll forming

Metal deforming – By deflecting successively-presented portions of work during... – By use of deflector arranged to bend work transversely of...
Reexamination Certificate

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Damper construction

Valves and valve actuation – Fluid actuated or retarded – With mechanical movement between actuator and valve
Patent

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Duct joint frame

Pipe joints or couplings – Packed – Flanged pipe
Patent

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Duct jointing system

Pipe joints or couplings – Materials – Sheet
Patent

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Fence constructions and in fence elements therefor

Fences – Panel
Patent

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Profile ID: LFUS-PAI-P-593151

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