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H & M Distributors, Inc. Patents |
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Assignee: H & M Distributors, Inc.
Address: Fort Wayne, IN
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4299554 |
Automatic vent damper and fuel valve control |
November 10, 1981 |
| An automatic vent damper and fuel valve control for a fluid fuel-fired furnace including an electrically-operated valve in the fuel line, a normally-open damper in the furnace vent having electrically-operated means for closing the damper, and a thermostat for sensing the temperature |
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