Question

 Who inveneted the electric buzzer?

Answer Yes
http://wiki.answers.com/Q/Who_inveneted_the_electric_buzzer

Top Q&A For: Who inveneted the electric buzzer

Who invented the electric buzzer?

When did electric buzzer made?

How to Make a "Buzzer Finger" Without a Real Buzzer?

Hello, this tutorial will show you how to make the original quiz-show buzzer on your finger. This activity may sound hard. but really, it's not that hard at all! Its a cool thing to do when you wan... Read More »
http://www.wikihow.com/Make-a-%22Buzzer-Finger%22-Without-a-Real-Buzzer

When was the vacuum cleaner first inveneted?

That depends on the distance to the vacuum cleaner. The closer, the louder.
http://wiki.answers.com/Q/When_was_the_vacuum_cleaner_first_inveneted


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