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Inventions

Who invented the sprinkler?

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January 09, 2015 5:16PM

the sprinkler was in vented by an African American named joseph A. Smith.

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April 11, 2011 11:10PM

As you probably already know, thermal imaging cameras can be quite expensive. Extech makes a nice, basic model for only about $350 which is really inexpensive considering these are often in the $1500 range.