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jan 1, 1955 - Alkaline Batteries Lewis Urry helps make the shift from zinc- carbon batteries to alkaline batteries as they provide greater energy at higher currents, extending battery life
Added to timeline:
Batteries and Lightbulbs
By
Jacqueline Xie
11 Sep 2018
0
0
432
Date:
jan 1, 1955
Now
~ 70 years ago
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