TREA

Lerg; George

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Patents Grantslast 30 patents

  • Information Patent Grant

    Manufacture of solar reflectors
    • Patent number 4,115,177
    • Issue date Sep 19, 1978
    • Van Dyke; Homer
    • David H. Nelson
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Solar energy collection system
    • Patent number 4,108,154
    • Issue date Aug 22, 1978
    • Van Dyke; Homer
    • David H. Nelson
    • F24 - HEATING RANGES VENTILATING

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