4. Optics: eye examining, vision testing and correcting
  5. Eye examining or testing instrument
  6. Objective type

Marc D. Rafal

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Dual pilot phase lock loop for radio frequency transmission

Telecommunications – Transmitter and receiver at separate stations – Suppressed carrier wave system
Patent

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Fitness impairment tester

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type
Patent

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Pupil detection system

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type
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Spectroscopic analysis of chemical substances

Surgery – Truss – Pad
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Profile ID: LFUS-PAI-P-674810

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