the rollers of the compaction head being driven

Patents Grantslast 30 patents

  • Information Patent Grant

    Concrete roller head

    • Patent number 8,979,520
    • Issue date Mar 17, 2015
    • Hawkeye Concrete Products Co.
    • Claudio Subacchi
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Compaction head of a production machine for reinforced concrete pipes

    • Patent number 5,616,351
    • Issue date Apr 1, 1997
    • Wensauer Betonwerk GmbH
    • Gerhard Wensauer
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3632270

    • Patent number 3,632,270
    • Issue date Jan 4, 1972
    • B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

  • Information Patent Application

    PACKERHEAD MACHINE

    • Publication number 20160236374
    • Publication date Aug 18, 2016
    • Hawkeye Concrete Products Co.
    • Claudio SUBACCHI
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Application

    CONCRETE ROLLER HEAD

    • Publication number 20130302462
    • Publication date Nov 14, 2013
    • Hawkeye Concrete Products Co.
    • Claudio SUBACCHI
    • B28 - WORKING CEMENT, CLAY, OR STONE