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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 janv. 1912 - In spring 1912 Paul Langevin and Constantin Chilowsky developed what they termed "hydrophone" a mechanism for ships to detect icebergs
Ajouté au bande de temps:
Development of sonar Technology
By
Brady Fortenberry
8 nov. 2018
0
0
382
Date:
1 janv. 1912
Maintenaint
~ Il y a 113 ans
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