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1 janv. 1939 - Rudolf Erren – Erren engine – US patent 2,183,674 – Internal combustion engine using hydrogen as fuel Hans Gaffron discovered that algae can switch between producing oxygen and hydrogen.

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Hydrogen Tech

ByYehuda
2 sept. 2017
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1422

Date:

1 janv. 1939
Maintenaint
~ Il y a 86 ans
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