TREA

using separate light paths used alternately or sequentially

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  • CPC
  • G01J1/34
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Parent Industries

GPHYSICS G01Measuring instruments G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT COLORIMETRY RADIATION PYROMETRY G01J1/00Photometry

Current Industry

G01J1/34using separate light paths used alternately or sequentially
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flicker photometer
    • Patent number 5,936,724
    • Issue date Aug 10, 1999
    • The Howard Foundation
    • Richard Andrew Bone
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    2471248
    • Patent number 2,471,248
    • Issue date May 24, 1949
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2450761
    • Patent number 2,450,761
    • Issue date Oct 5, 1948
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2394508
    • Patent number 2,394,508
    • Issue date Feb 5, 1946
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents