4. Fluid handling
  5. Line condition change responsive valves
  6. Direct response valves

Robert E. Petersen

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Check valve having reserved mechanical closure

Fluid handling – Line condition change responsive valves – Direct response valves
Patent

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Electric heating unit support assembly

Electric heating – Heating devices – With heater-unit housing – casing – or support means
Patent

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Pear tree "San Joaquin"

Plants – Rose – Climber
Patent

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Pipe connector and hole cutter

Pipe joints or couplings – Frangible element
Patent

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Sewer check valve with cutting seat

Fluid handling – Liquid level responsive or maintaining systems – By float controlled valve
Patent

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Profile ID: LFUS-PAI-P-549897

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