Pressure control valves

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    3675878

    • Patent number 3,675,878
    • Issue date Jul 11, 1972
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
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    3436039

    • Patent number 3,436,039
    • Issue date Apr 1, 1969
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    3434407

    • Patent number 3,434,407
    • Issue date Mar 25, 1969
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    3429249

    • Patent number 3,429,249
    • Issue date Feb 25, 1969
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    3426984

    • Patent number 3,426,984
    • Issue date Feb 11, 1969
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    3425333

    • Patent number 3,425,333
    • Issue date Feb 4, 1969
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    3359687

    • Patent number 3,359,687
    • Issue date Dec 26, 1967
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    3272608

    • Patent number 3,272,608
    • Issue date Sep 13, 1966
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    3232315

    • Patent number 3,232,315
    • Issue date Feb 1, 1966
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    3194143

    • Patent number 3,194,143
    • Issue date Jul 13, 1965
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    2949841

    • Patent number 2,949,841
    • Issue date Aug 23, 1960
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    2942812

    • Patent number 2,942,812
    • Issue date Jun 28, 1960
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    2929225

    • Patent number 2,929,225
    • Issue date Mar 22, 1960
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    2921802

    • Patent number 2,921,802
    • Issue date Jan 19, 1960
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    2902915

    • Patent number 2,902,915
    • Issue date Sep 8, 1959
    • F24 - HEATING RANGES VENTILATING
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    2875976

    • Patent number 2,875,976
    • Issue date Mar 3, 1959
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    2846934

    • Patent number 2,846,934
    • Issue date Aug 12, 1958
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    2828148

    • Patent number 2,828,148
    • Issue date Mar 25, 1958
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    2819330

    • Patent number 2,819,330
    • Issue date Jan 7, 1958
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    2772686

    • Patent number 2,772,686
    • Issue date Dec 4, 1956
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    2737873

    • Patent number 2,737,873
    • Issue date Mar 13, 1956
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    2674134

    • Patent number 2,674,134
    • Issue date Apr 6, 1954
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    2405670

    • Patent number 2,405,670
    • Issue date Aug 13, 1946
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    2401624

    • Patent number 2,401,624
    • Issue date Jun 4, 1946
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    2399327

    • Patent number 2,399,327
    • Issue date Apr 30, 1946
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    2395852

    • Patent number 2,395,852
    • Issue date Mar 5, 1946
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    2269488

    • Patent number 2,269,488
    • Issue date Jan 13, 1942
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Patents Applicationslast 30 patents