Automatic Electric Alarm.
Description:
Patent for an inexpensive, simple, and durable automatic electric alarm that allows people in house or hotel rooms, mines, ships, shops, etc. to signal for another person. The alarm is wired to a clock so it can be programmed to go off at a certain time.
Date:
January 7, 1896
Creator:
Stansel, Thomas J.
Item Type:
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Partner:
UNT Libraries Government Documents Department