Patents Assigned to Spear Harvesters
  • Asparagus harvester
    Patent number: 4512145
    Abstract: An asparagus harvester has a frame movable along and above a bed of growing asparagus. Spears above a selected height are detected optically and are severed below ground and held and conveyed to a storage area.
    Type: Grant
    Filed: November 8, 1982
    Date of Patent: April 23, 1985
    Assignee: Spear Harvesters
    Inventor: William J. Lund