4. Measuring, testing, or signalling instruments
  5. Measuring, regulating or indicating instrument, or casing
  6. Element or attachment

Jerry T. Mann

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Boltless bonnet assembly for gate valve

Valves and valve actuation – Mechanical movement actuator – Screw
Patent

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Self-centering alignment ring

Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Element or attachment
Patent

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Profile ID: LFUS-PAI-P-864900

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