David M. Healey

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Feeding Hills, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Energy conservative control of terminal reheat heating, ventilating...
- Patent number 4,253,153
- Issue date Feb 24, 1981
- United Technologies Corporation
- William W. Bitterli
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Energy conservative control of heating, ventilating, and air condit...
- Patent number 4,205,381
- Issue date May 27, 1980
- United Technologies Corporation
- John E. Games
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Temperature control of chill water and steam in heating, ventilatio...
- Patent number 4,187,543
- Issue date Feb 5, 1980
- United Technologies Corporation
- David M. Healey
- F24 - HEATING RANGES VENTILATING