TREA

H. Norman Ketola

Follow

Person

  • Stowe, VT, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Data collecting system
    • Patent number 3,956,753
    • Issue date May 11, 1976
    • RRC International, Inc.
    • Albert L. Armstrong
    • G07 - CHECKING-DEVICES