TREA

Robert L. Callecod

Follow

Person

  • Long Lake, MN, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Child recreation structure
    • Patent number 4,159,113
    • Issue date Jun 26, 1979
    • Recreation Systems Co.
    • Robert L. Callecod
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Child recreation structure
    • Patent number 4,068,842
    • Issue date Jan 17, 1978
    • Recreation Systems Co.
    • Robert L. Callecod
    • A63 - SPORTS GAMES AMUSEMENTS