Who Invented the Fire Alarm?

Answer

The fire alarm was invented by Dr. William F. Channing. His patent was issued in 1839 for his telegraph based alarm system. His system was put into operation in 1852 in the city of Boston. You can find more information here: http://www.ieeeghn.org/wiki/index.php/Milestones:Electric_Fire_Alarm_System,_1852
Q&A Related to "Who Invented the Fire Alarm?"
The first automatic electric fire alarm was invented in 1890 by Francis Robbins Upton
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The team relized a need for better smoke detection, and in 1974,
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The first practical fire alarm system using the telegraph system was developed by Dr. William Channing and Moses Farmer in 1852. Source(s) Wikipedia article on "Fire alarm call
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The first fire alarm was patented in 1890 by Francis Robbins Upton. He was closely associated with the work of Thomas Edison.
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