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

James B. McGown

Inventor

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Air sampling gun for collection of vapors

Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Chemical
Patent

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Float for use in tank gauging systems

Measuring and testing – Liquid level or depth gauge – Float
Patent

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Method and apparatus for determining liquid level

Measuring and testing – Liquid level or depth gauge
Patent

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Vapor sampling probe

Measuring and testing – Sampler – sample handling – etc. – Capture device
Patent

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Profile ID: LFUS-PAI-P-759561

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