4. Optics: measuring and testing
  5. Oil testing

James R. Stevenson

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Heat transfer unit for a furnace exhaust vent

Stoves and furnaces – Hot-air furnaces – Compressed air
Patent

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Integrated electric motor monitor

Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate

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Use of optical spectrometry to evaluate the condition of used mo

Optics: measuring and testing – Oil testing
Patent

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Profile ID: LFUS-PAI-P-570543

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