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Inventor: Aaron, Jr.; William J.
Address: St. Louis, MO
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 5686884 |
Supervised alarm system |
November 11, 1997 |
| A power supervised emergency warning device provides a shaking motion to a piece of furniture coupled thereto upon receipt of an electronic actuating signal from an external closed contact type device. A backup battery provides power to the device in the case of a main power outage. Exte |
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