Patents Assigned to Ampliform Pty Limited
  • Fabricated expanded metal
    Patent number: 4396685
    Abstract: An expanded metal workpiece is formed from an extrusion so as to have grooves between the beads where adjacent beads are joined by web portions, the head portions of metal inserts are then inserted into the grooves at a metal to metal joining zone, and each head is retained to the metal workpiece by metal deformation.
    Type: Grant
    Filed: November 9, 1981
    Date of Patent: August 2, 1983
    Assignee: Ampliform Pty. Limited
    Inventor: Harold R. Jury
  • Screen door peripheral frame member
    Patent number: D249366
    Type: Grant
    Filed: July 29, 1976
    Date of Patent: September 12, 1978
    Assignee: Ampliform Pty Limited
    Inventor: Harold Rex Jury