Patents Represented by Attorney V. M. Wigman
  • Patent number: D257367
    Type: Grant
    Filed: July 11, 1978
    Date of Patent: October 14, 1980
    Assignee: Rovex Limited
    Inventor: Patrick T. A. Burdock
  • Patent number: D258164
    Type: Grant
    Filed: July 12, 1978
    Date of Patent: February 3, 1981
    Assignee: Rovex Limited
    Inventor: Patrick T. A. Burdock
  • Patent number: D258165
    Type: Grant
    Filed: July 11, 1978
    Date of Patent: February 3, 1981
    Assignee: Rovex Limited
    Inventor: Patrick T. A. Burdock
  • Patent number: D258300
    Type: Grant
    Filed: July 11, 1978
    Date of Patent: February 17, 1981
    Assignee: Rovex Limited
    Inventor: Patrick T. A. Burdock