Patents Assigned to Schmalbach-Lubeca-werke AG
  • Plastic containers
    Patent number: 3944124
    Abstract: A cup-shape container of relatively thin plastic material having non-sinuous or non-corrugated body wall provided with reinforcing zones extending at least in part with a directional component adapted to intersect the upper open edge or lip, and having a width substantially less than the remaining wall areas.
    Type: Grant
    Filed: July 24, 1972
    Date of Patent: March 16, 1976
    Assignee: Schmalbach-Lubeca-werke AG
    Inventor: Gunter Hexel