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Q.

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who invented the pH meter ?

Tags: electronics, science, technology
Asked by truth exposed, 16 Nov '12 09:04 pm
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Answers (2)

 
1.

In the 1970s Jenco Electronics of Taiwan designed and manufactured the first portable digital pH meter. This meter was sold under Cole-Parmer's label.
Source: http://en.wikipedia.org/wiki/PH_meter
Answered by loveme, 16 Nov '12 09:09 pm

 
  
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2.

Jenco Electronics
Answered by Navneet Pandey, 17 Nov '12 10:46 am

 
  
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