making use of vibrating or jolting tools acting upon the shuttering

Patents Grantslast 30 patents

  • Information Patent Grant

    Thixotropic concrete forming system

    • Patent number 8,959,862
    • Issue date Feb 24, 2015
    • Kenneth Robert Kreizinger
    • E04 - BUILDING
  • Information Patent Grant

    Hand held concrete vibrator

    • Patent number 7,278,777
    • Issue date Oct 9, 2007
    • Stanley E. Elsten
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Form with displaceable vibratory panel

    • Patent number 6,939,121
    • Issue date Sep 6, 2005
    • GCI Pipe Products, Inc.
    • Kiran P. Giri
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Concrete molding device

    • Patent number 5,198,246
    • Issue date Mar 30, 1993
    • Monoform, Inc.
    • Kenneth T. Bowen
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Vibrator with suction apparatus

    • Patent number 4,990,082
    • Issue date Feb 5, 1991
    • Yuan-Ho Lee
    • E04 - BUILDING
  • Information Patent Grant

    Method for packing concrete cement utilizing a vibrator

    • Patent number 4,579,697
    • Issue date Apr 1, 1986
    • Kikumitsu Takano
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Vibrator

    • Patent number 4,172,986
    • Issue date Oct 30, 1979
    • Okura Electric Industry Company, Ltd.
    • Tsuneo Iwaide
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    3866480

    • Patent number 3,866,480
    • Issue date Feb 18, 1975
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    3813068

    • Patent number 3,813,068
    • Issue date May 28, 1974
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3804375

    • Patent number 3,804,375
    • Issue date Apr 16, 1974
    • E04 - BUILDING
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    2470671

    • Patent number 2,470,671
    • Issue date May 17, 1949
    • B28 - WORKING CEMENT, CLAY, OR STONE
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    2213159

    • Patent number 2,213,159
    • Issue date Aug 27, 1940
    • E04 - BUILDING
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    2094281

    • Patent number 2,094,281
    • Issue date Sep 28, 1937
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1787449

    • Patent number 1,787,449
    • Issue date Jan 6, 1931
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1751087

    • Patent number 1,751,087
    • Issue date Mar 18, 1930
    • E04 - BUILDING

Patents Applicationslast 30 patents