4. Metal working
  5. Method of mechanical manufacture
  6. Heat exchanger or boiler making

John W. Sartain

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Catalytic converter system and element for diesel engines

Chemical apparatus and process disinfecting – deodorizing – preser – Chemical reactor – Waste gas purifier
Reexamination Certificate

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Wound process element and method of production

Metal working – Method of mechanical manufacture – Heat exchanger or boiler making
Reexamination Certificate

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Profile ID: LFUS-PAI-P-3271013

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