4. Radiant energy
  5. Invisible radiant energy responsive electric signalling
  6. Infrared responsive

Howard L. Mark

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Gray optical standard

Optics: measuring and testing – Standard
Reexamination Certificate

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High pressure optical cell for spectrometry

Optics: measuring and testing – Sample – specimen – or standard holder or support – Fluid containers
Patent

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Spectroscopic system for quantifying constituents in natural pro

Radiant energy – Invisible radiant energy responsive electric signalling – Infrared responsive
Patent

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Testing linearity of methods of chemical analysis

Data processing: measuring – calibrating – or testing – Calibration or correction system – Linearization of measurement
Reexamination Certificate

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Profile ID: LFUS-PAI-P-178616

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