Patents Assigned to Alex Wortman
  • Convertible bowling alley
    Patent number: 4330122
    Abstract: In an improved bowling alley resilient or non-resilient deflection means are removably disposed along both sides of the lane bed for preventing balls for dropping into the gutters of the bowling alley. Exemplary deflection means of the invention are tubes, springs, elastic bands removably disposable in the gutters and conveniently storable elsewhere when removed.
    Type: Grant
    Filed: December 28, 1979
    Date of Patent: May 18, 1982
    Assignees: Zena Sheinberg, Alex Wortman
    Inventors: Zena Sheinberg, Alex Wortman