4. Radiant energy
  5. Photocells; circuits and apparatus
  6. Photocell controlled circuit

Lewis Colman

Inventor

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Boresight system and calibration method

Radiant energy – Photocells; circuits and apparatus – Photocell controlled circuit
Patent

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Breath test apparatus and methods

Surgery – Diagnostic testing – Respiratory
Reexamination Certificate

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Fluid filtering device utilizable with gas monitors

Surgery – Respiratory method or device – Means for supplying respiratory gas under positive pressure
Patent

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Gas analyzer calibration checking device

Measuring and testing – Instrument proving or calibrating – Gas or liquid analyzer
Reexamination Certificate

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Gas analyzer calibration checking device

Surgery – Diagnostic testing – Respiratory
Reexamination Certificate

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Profile ID: LFUS-PAI-P-150217

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