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jan 1, 1939 - Spring reverb was patented

Description:

The first spring reverb was patented in 1939 by Laurnes Hammond
Spring reverb works by sending sound through a speaker at one end of some springs with a transducer on the other end.

Added to timeline:

23 Jan 2018
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Date:

jan 1, 1939
Now
~ 86 years ago

Images: