Patents Assigned to Lawrence Concrete, L.L.C.
  • Single groove concrete jointer
    Patent number: D584586
    Type: Grant
    Filed: April 16, 2008
    Date of Patent: January 13, 2009
    Assignee: Lawrence Concrete, L.L.C.
    Inventors: David Lawrence, Cassie Lawrence
  • Triple groove concrete jointer
    Patent number: D584587
    Type: Grant
    Filed: April 16, 2008
    Date of Patent: January 13, 2009
    Assignee: Lawrence Concrete, L.L.C.
    Inventors: David Lawrence, Cassie Lawrence
  • Double groove concrete jointer
    Patent number: D585712
    Type: Grant
    Filed: April 16, 2008
    Date of Patent: February 3, 2009
    Assignee: Lawrence Concrete, L.L.C.
    Inventors: David Lawrence, Cassie Lawrence