Vertically movable riser

Patents Grantslast 30 patents

  • Information Patent Grant

    2348642

    • Patent number 2,348,642
    • Issue date May 9, 1944
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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    2313013

    • Patent number 2,313,013
    • Issue date Mar 2, 1943
    • B61 - RAILWAYS
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    1718245

    • Patent number 1,718,245
    • Issue date Jun 25, 1929
    • B61 - RAILWAYS
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    1669196

    • Patent number 1,669,196
    • Issue date May 8, 1928
    • B61 - RAILWAYS
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    1589342

    • Patent number 1,589,342
    • Issue date Jun 22, 1926
    • B61 - RAILWAYS
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    1528387

    • Patent number 1,528,387
    • Issue date Mar 3, 1925
    • B61 - RAILWAYS
  • Information Patent Grant

    1518885

    • Patent number 1,518,885
    • Issue date Dec 9, 1924
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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    1507260

    • Patent number 1,507,260
    • Issue date Sep 2, 1924
    • B61 - RAILWAYS
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    1008675

    • Patent number 1,008,675
    • Issue date Nov 14, 1911
    • B61 - RAILWAYS
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    631439

    • Patent number 631,439
    • Issue date Aug 22, 1899
    • B61 - RAILWAYS
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    569542

    • Patent number 569,542
    • Issue date Oct 13, 1896
    • B61 - RAILWAYS
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    547962

    • Patent number 547,962
    • Issue date Oct 15, 1895
    • B61 - RAILWAYS
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    489245

    • Patent number 489,245
    • Issue date Jan 3, 1893
    • B61 - RAILWAYS
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    304741

    • Patent number 304,741
    • Issue date Sep 9, 1884
    • B61 - RAILWAYS
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    302712

    • Patent number 302,712
    • Issue date Jul 29, 1884
    • B61 - RAILWAYS
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    233270

    • Patent number 233,270
    • Issue date Oct 12, 1880
    • B61 - RAILWAYS
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    217817

    • Patent number 217,817
    • Issue date Jul 22, 1879
    • B60 - VEHICLES IN GENERAL
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    183072

    • Patent number 183,072
    • Issue date Oct 10, 1876
    • B60 - VEHICLES IN GENERAL
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    145236

    • Patent number 145,236
    • Issue date Dec 2, 1873
    • B61 - RAILWAYS
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    139188

    • Patent number 139,188
    • Issue date May 20, 1873
    • B61 - RAILWAYS