TREA

Weight operated tread/treadless switch

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  • CPC
  • Y10S200/35
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YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS Y10USPC classification Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS Y10S200/00Electricity: circuit makers and breakers

Current Industry

Y10S200/35Weight operated tread/treadless switch
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Signal activating device for a nurse call system
    • Patent number 5,075,523
    • Issue date Dec 24, 1991
    • Ralph W. Ford
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Bed lighting apparatus
    • Patent number 4,947,298
    • Issue date Aug 7, 1990
    • John L. Stephen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    2466355
    • Patent number 2,466,355
    • Issue date Apr 5, 1949
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2091644
    • Patent number 2,091,644
    • Issue date Aug 31, 1937
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Grant

    2019393
    • Patent number 2,019,393
    • Issue date Oct 29, 1935
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    1974648
    • Patent number 1,974,648
    • Issue date Sep 25, 1934
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    1854088
    • Patent number 1,854,088
    • Issue date Apr 12, 1932
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    1795164
    • Patent number 1,795,164
    • Issue date Mar 3, 1931
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1758548
    • Patent number 1,758,548
    • Issue date May 13, 1930
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1637528
    • Patent number 1,637,528
    • Issue date Aug 2, 1927
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    1628364
    • Patent number 1,628,364
    • Issue date May 10, 1927
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    1607191
    • Patent number 1,607,191
    • Issue date Nov 16, 1926
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    1509676
    • Patent number 1,509,676
    • Issue date Sep 23, 1924
    • G08 - SIGNALLING
  • Information Patent Grant

    1494656
    • Patent number 1,494,656
    • Issue date May 20, 1924
    • G08 - SIGNALLING
  • Information Patent Grant

    1494463
    • Patent number 1,494,463
    • Issue date May 20, 1924
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    1438592
    • Patent number 1,438,592
    • Issue date Dec 12, 1922
    • G08 - SIGNALLING
  • Information Patent Grant

    1361106
    • Patent number 1,361,106
    • Issue date Dec 7, 1920
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    1292030
    • Patent number 1,292,030
    • Issue date Jan 21, 1919
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1236915
    • Patent number 1,236,915
    • Issue date Aug 14, 1917
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1203621
    • Patent number 1,203,621
    • Issue date Nov 7, 1916
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    1146294
    • Patent number 1,146,294
    • Issue date Jul 13, 1915
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1120805
    • Patent number 1,120,805
    • Issue date Dec 15, 1914
    • B61 - RAILWAYS
  • Information Patent Grant

    983403
    • Patent number 983,403
    • Issue date Feb 7, 1911
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    968520
    • Patent number 968,520
    • Issue date Aug 30, 1910
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    898104
    • Patent number 898,104
    • Issue date Sep 8, 1908
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    898313
    • Patent number 898,313
    • Issue date Sep 8, 1908
    • G08 - SIGNALLING
  • Information Patent Grant

    874895
    • Patent number 874,895
    • Issue date Dec 24, 1907
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    848016
    • Patent number 848,016
    • Issue date Mar 26, 1907
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    487904
    • Patent number 487,904
    • Issue date Dec 13, 1892
    • B61 - RAILWAYS
  • Information Patent Grant

    434835
    • Patent number 434,835
    • Issue date Aug 19, 1890
    • G08 - SIGNALLING