Patents Assigned to Wigro KG. Wilhelm Groppel
  • Battery farming equipment
    Patent number: 3948219
    Abstract: Battery farming equipment suitable for breeding, rearing or fattening purposes has a multi-tiered structure comprising movable perforated flooring for the livestock, and separate plates beneath the flooring for collecting excrement. The flooring extends wholly across the equipment to allow adequate space expansion for the growing livestock and is movable to facilitate a through-flow farming process.
    Type: Grant
    Filed: April 25, 1974
    Date of Patent: April 6, 1976
    Assignee: Wigro KG. Wilhelm Groppel
    Inventor: Wilhelm Groppel