Merlin E. Demaray

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Columbus, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for controlling air-conditioning systems
- Patent number 4,136,732
- Issue date Jan 30, 1979
- Ranco Incorporated
- Merlin E. Demaray
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Method and apparatus for controlling air-conditioning systems
- Patent number 4,042,013
- Issue date Aug 16, 1977
- Ranco Incorporated
- Merlin E. Demaray
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Air conditioning control system and method
- Patent number 3,930,611
- Issue date Jan 6, 1976
- Ranco Incorporated
- Merlin E. Demaray
- F24 - HEATING RANGES VENTILATING