Ernest Wenczl

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Nashville, TN, US

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Patents Grantslast 30 patents

Information Patent Grant
Water heater construction and method of heating water
- Patent number 5,020,512
- Issue date Jun 4, 1991
- State Industries, Inc.
- Otto Z. Vago
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Water heater construction and method of manufacture
- Patent number 4,889,105
- Issue date Dec 26, 1989
- State Industries, Inc.
- Otto Z. Vago
- F24 - HEATING RANGES VENTILATING