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AIzaSyCYaC8UkdPkQKLFUmpasLV5eC3M802CrcA
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jan 1, 1955 - W. Thomas Grubb modified the fuel cell design by using a sulphonated polystyrene ion-exchange membrane as the electrolyte.

Added to timeline:

2 Sep 2017
0
0
96
Hydrogen Tech

Date:

jan 1, 1955
Now
~ 63 years ago
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