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Morton Phillips

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  • Forest Hills, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Arithmetic educational device
    • Patent number 4,714,429
    • Issue date Dec 22, 1987
    • Morton Phillips
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Educational device
    • Patent number 4,389,193
    • Issue date Jun 21, 1983
    • Morton Phillips
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS