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1 janv. 1947 - 1947 Armorlite Lens Company in California manufactures the first CR-39 eyeglass lenses
Ajouté au bande de temps:
The development of optometry through the ages
By
Christian Pot
10 avr. 2021
0
0
766
Date:
1 janv. 1947
Maintenaint
~ Il y a 78 ans
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