TREA

using photoelectric elements

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Industry

  • CPC
  • G05D23/2239
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Parent Industries

GPHYSICS G05Controlling systems G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES G05D23/00Control of temperature

Current Industry

G05D23/2239using photoelectric elements
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    3606151
    • Patent number 3,606,151
    • Issue date Sep 20, 1971
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3454221
    • Patent number 3,454,221
    • Issue date Jul 8, 1969
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3344654
    • Patent number 3,344,654
    • Issue date Oct 3, 1967
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3249759
    • Patent number 3,249,759
    • Issue date May 3, 1966
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3187186
    • Patent number 3,187,186
    • Issue date Jun 1, 1965
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3134053
    • Patent number 3,134,053
    • Issue date May 19, 1964
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3050933
    • Patent number 3,050,933
    • Issue date Aug 28, 1962
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3050256
    • Patent number 3,050,256
    • Issue date Aug 21, 1962
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2954479
    • Patent number 2,954,479
    • Issue date Sep 27, 1960
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2948799
    • Patent number 2,948,799
    • Issue date Aug 9, 1960
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2947875
    • Patent number 2,947,875
    • Issue date Aug 2, 1960
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2810526
    • Patent number 2,810,526
    • Issue date Oct 22, 1957
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2658687
    • Patent number 2,658,687
    • Issue date Nov 10, 1953
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2629005
    • Patent number 2,629,005
    • Issue date Feb 17, 1953
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2413128
    • Patent number 2,413,128
    • Issue date Dec 24, 1946
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2375159
    • Patent number 2,375,159
    • Issue date May 1, 1945
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2365601
    • Patent number 2,365,601
    • Issue date Dec 19, 1944
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2319406
    • Patent number 2,319,406
    • Issue date May 18, 1943
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2316240
    • Patent number 2,316,240
    • Issue date Apr 13, 1943
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2295960
    • Patent number 2,295,960
    • Issue date Sep 15, 1942
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2295471
    • Patent number 2,295,471
    • Issue date Sep 8, 1942
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2276506
    • Patent number 2,276,506
    • Issue date Mar 17, 1942
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2273191
    • Patent number 2,273,191
    • Issue date Feb 17, 1942
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2264256
    • Patent number 2,264,256
    • Issue date Nov 25, 1941
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2262790
    • Patent number 2,262,790
    • Issue date Nov 18, 1941
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2218502
    • Patent number 2,218,502
    • Issue date Oct 22, 1940
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2218464
    • Patent number 2,218,464
    • Issue date Oct 15, 1940
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2216301
    • Patent number 2,216,301
    • Issue date Oct 1, 1940
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2216472
    • Patent number 2,216,472
    • Issue date Oct 1, 1940
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2138593
    • Patent number 2,138,593
    • Issue date Nov 29, 1938
    • G05 - CONTROLLING REGULATING