Patents Represented by Attorney Philip B. Polster

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  • Prismatic light-transmitting panel
    Patent number: D246741
    Type: Grant
    Filed: January 16, 1976
    Date of Patent: December 20, 1977
    Assignee: K-S-H, Inc.
    Inventor: William W. Korn
  • Combined heat exchanger and fireplace grate
    Patent number: D249358
    Type: Grant
    Filed: November 18, 1976
    Date of Patent: September 12, 1978
    Assignee: Liberty Foundry Co.
    Inventor: Richard W. Mellow, Jr.
  • Toy CB radio
    Patent number: D249376
    Type: Grant
    Filed: June 14, 1976
    Date of Patent: September 12, 1978
    Assignee: Steven Manufacturing Company
    Inventor: Beverly W. Taylor