It is very useful. It helps prevent break-ins because of the sign people put in front of their yards, and if there is a break in it notifies others of the break-in that are near the house. Sometimes it scares away the burglars.
ADT is the best burglar alarm system available in California. It's useful not only for a burglar alarm but also for fires or just for knowing when your children go in and out the door.
The first electromagnetic burglar alarm was invented by Augustus Pope in the mid-1800s. Pope's alarm system used a bell and electromagnets to detect intruders.
AMCO Burglar Alarm Company was created in 1995.
The Burglar Alarm - 1914 was released on: USA: 11 August 1914
The Burglar Alarm - 1918 was released on: USA: 7 July 1918
The Burglar Alarm - 1923 was released on: USA: 24 June 1923
Five years after the burglar was invented.
In 1850 Mr. Augustus Pope of Boston invented the first electrical burglar alarm.
Bang's Burglar Alarm - 1914 was released on: USA: December 1914
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A burglar alarm is a warning device which is tripped off by the occurrence of a burglary, or the loud warning signal produced by such a device.
The Burglar Alarm Mat - 1912 was released on: USA: 2 July 1912