Daniel I. Schaffer

Person

  • New York, NY, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Carpet display system

    • Patent number 4,253,259
    • Issue date Mar 3, 1981
    • Commercial Affiliates, Inc.
    • Daniel I. Schaffer
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS