wherein only the toothed wheels remain engaged, the control being mechanical

Patents Grantslast 30 patents

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    3750488

    • Patent number 3,750,488
    • Issue date Aug 7, 1973
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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    3167272

    • Patent number 3,167,272
    • Issue date Jan 26, 1965
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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    3154962

    • Patent number 3,154,962
    • Issue date Nov 3, 1964
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    2916948

    • Patent number 2,916,948
    • Issue date Dec 15, 1959
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    2772576

    • Patent number 2,772,576
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    2403094

    • Patent number 2,403,094
    • Issue date Jul 2, 1946
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    2341946

    • Patent number 2,341,946
    • Issue date Feb 15, 1944
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    2304636

    • Patent number 2,304,636
    • Issue date Dec 8, 1942
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    2205832

    • Patent number 2,205,832
    • Issue date Jun 25, 1940
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    2185602

    • Patent number 2,185,602
    • Issue date Jan 2, 1940
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    2181287

    • Patent number 2,181,287
    • Issue date Nov 28, 1939
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    2107422

    • Patent number 2,107,422
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    2102624

    • Patent number 2,102,624
    • Issue date Dec 21, 1937
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    2065040

    • Patent number 2,065,040
    • Issue date Dec 22, 1936
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    2055671

    • Patent number 2,055,671
    • Issue date Sep 29, 1936
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    2042235

    • Patent number 2,042,235
    • Issue date May 26, 1936
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    2031059

    • Patent number 2,031,059
    • Issue date Feb 18, 1936
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    2025763

    • Patent number 2,025,763
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    1994471

    • Patent number 1,994,471
    • Issue date Mar 19, 1935
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    1988440

    • Patent number 1,988,440
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    1985662

    • Patent number 1,985,662
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    1979080

    • Patent number 1,979,080
    • Issue date Oct 30, 1934
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    • Patent number 1,910,180
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    1812445

    • Patent number 1,812,445
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    1791593

    • Patent number 1,791,593
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    1781761

    • Patent number 1,781,761
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    1778604

    • Patent number 1,778,604
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    1769193

    • Patent number 1,769,193
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    1701189

    • Patent number 1,701,189
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    1680899

    • Patent number 1,680,899
    • Issue date Aug 14, 1928
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...