[DISCLOSURE] Kolen (078650) has obtained a US patent on photographic lens optical system, it announced on July 1.
Kolen obtains US patent on lens optical system
Published : July 1, 2016 - 14:55:19
Published : July 1, 2016 - 14:55:19
[DISCLOSURE] Kolen (078650) has obtained a US patent on photographic lens optical system, it announced on July 1.
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