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Feed-water supply alarm devices using floats

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  • CPC
  • F22B37/425
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F22Steam generation F22BMETHODS OF STEAM GENERATION STEAM BOILERS F22B37/00Component parts or details of steam boilers

Current Industry

F22B37/425Feed-water supply alarm devices using floats
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Patents Grantslast 30 patents

  • Information Patent Grant

    3776200
    • Patent number 3,776,200
    • Issue date Dec 4, 1973
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3710612
    • Patent number 3,710,612
    • Issue date Jan 16, 1973
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
  • Information Patent Grant

    3710613
    • Patent number 3,710,613
    • Issue date Jan 16, 1973
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3208471
    • Patent number 3,208,471
    • Issue date Sep 28, 1965
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3067623
    • Patent number 3,067,623
    • Issue date Dec 11, 1962
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2739576
    • Patent number 2,739,576
    • Issue date Mar 27, 1956
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2617441
    • Patent number 2,617,441
    • Issue date Nov 11, 1952
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2414629
    • Patent number 2,414,629
    • Issue date Jan 21, 1947
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2292648
    • Patent number 2,292,648
    • Issue date Aug 11, 1942
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2249321
    • Patent number 2,249,321
    • Issue date Jul 15, 1941
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2227405
    • Patent number 2,227,405
    • Issue date Dec 31, 1940
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2191700
    • Patent number 2,191,700
    • Issue date Feb 27, 1940
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2183422
    • Patent number 2,183,422
    • Issue date Dec 12, 1939
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2118311
    • Patent number 2,118,311
    • Issue date May 24, 1938
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2069312
    • Patent number 2,069,312
    • Issue date Feb 2, 1937
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2002327
    • Patent number 2,002,327
    • Issue date May 21, 1935
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1940376
    • Patent number 1,940,376
    • Issue date Dec 19, 1933
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1872563
    • Patent number 1,872,563
    • Issue date Aug 16, 1932
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1859009
    • Patent number 1,859,009
    • Issue date May 17, 1932
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1831884
    • Patent number 1,831,884
    • Issue date Nov 17, 1931
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1684897
    • Patent number 1,684,897
    • Issue date Sep 18, 1928
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1620729
    • Patent number 1,620,729
    • Issue date Mar 15, 1927
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1617101
    • Patent number 1,617,101
    • Issue date Feb 8, 1927
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1561135
    • Patent number 1,561,135
    • Issue date Nov 10, 1925
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1558147
    • Patent number 1,558,147
    • Issue date Oct 20, 1925
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1493751
    • Patent number 1,493,751
    • Issue date May 13, 1924
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1392682
    • Patent number 1,392,682
    • Issue date Oct 4, 1921
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents