Patents Assigned to Leopold Jagers
  • Machine for drilling a double T profile
    Patent number: 4417834
    Abstract: A scale is connected with the vertically movably tracer so as to provide an indication of the surface of the tracer abutting the underside of a stem of a T profile. The scale is adjustable relative to the tracer by an amount equal to one half the stem width and cooperates with an indicator of the center line of the drill of the drilling unit.
    Type: Grant
    Filed: January 7, 1980
    Date of Patent: November 29, 1983
    Assignee: Leopold Jagers
    Inventor: Leopold Jagers