Patents Represented by Attorney W. Kovensky

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  • Distributor clamp
    Patent number: D259394
    Type: Grant
    Filed: August 7, 1978
    Date of Patent: June 2, 1981
    Assignee: W. R. Grace & Co.
    Inventor: Richard J. Smith
  • Compact oxygen concentrator
    Patent number: D261676
    Type: Grant
    Filed: May 14, 1979
    Date of Patent: November 3, 1981
    Assignee: Greene & Kellogg, Inc.
    Inventor: Norman R. McCombs