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James E. Dawdy Patents |
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Inventor: Dawdy; James E.
Address: Cambridge, CA
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4389640 |
Apparatus for detecting loss of AC power supply and loss of current |
June 21, 1983 |
| Apparatus for detecting loss of AC power supply for an electrical conductor and loss of current through the electrical conductor when the power supply is connected thereto comprises voltage responsive means operable to produce a voltage present signal when the power supply is connected t |
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