Min H. Oh

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Ansan, KR

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Patents Grantslast 30 patents

Information Patent Grant
Gas quick water heater
- Patent number 5,526,776
- Issue date Jun 18, 1996
- Frontier, Inc.
- Gordon W. Fenn
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Hot-water thermoregulating valve
- Patent number 5,503,183
- Issue date Apr 2, 1996
- Frontier, Inc.
- Gordon W. Fenn
- G05 - CONTROLLING REGULATING