Prev: Larkinisms
Next: Super Diodes and detectors
From: Skybuck Flying on 21 Jul 2010 19:20
Hello,

When was the decibel meter manufactured for the first time for mass
consumption/law enforcement ?

Especially in the Netherlands ?

Bye,
Skybuck.


From: Floor on 24 Jul 2010 15:11
Skybuck Flying:

> When was the decibel meter manufactured for the first time for mass
> consumption/law enforcement ?

Google is your friend: http://www.freepatentsonline.com/4000463.html

--
Floor
 | 
Pages: 1
Prev: Larkinisms
Next: Super Diodes and detectors