Patents Assigned to Sanny Industry Co., Ltd.
  • Rotary blade for pruning machines
    Patent number: 4310999
    Abstract: A rotary blade for a pruning machine which comprises a flexible disc made from a high molecular weight elastomeric material, said disc having a plurality of blades projecting radially from the periphery of said disc and a mounting hole disposed in the center of said disc.
    Type: Grant
    Filed: July 17, 1979
    Date of Patent: January 19, 1982
    Assignee: Sanny Industry Co., Ltd.
    Inventor: Toshikatsu Onoue