4. Refrigeration
  5. Processes
  6. Assembling, charging, or repairing of refrigeration producer

Darwin R. Grahl

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Control valve

Refrigeration – Automatic control – Of external fluid or means
Patent

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Discharge line filter-dryer

Refrigeration – Reversible – i.e. – heat pump – With product treatment
Patent

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Method and apparatus for charging air conditioners with refriger

Refrigeration – Processes – Assembling – charging – or repairing of refrigeration producer
Patent

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Tube coupling

Pipe joints or couplings – Packed – Wedge
Patent

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Tube coupling

Pipe joints or couplings – Packed – Wedge
Patent

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Profile ID: LFUS-PAI-P-284344

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