LENS BARREL
YUGE KAZUNORI, MATSUMOTO NAOKI, HAYASHI OSAMU, YASUTOMI AKIRA, TAKAGI TETSUYA, KAMI TAKAAKI, KOYAMA TAKAHIRO
Year of Publication 21.11.2019
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Year of Publication 21.11.2019
Patent
LIGHT-AMOUNT ADJUSTMENT DEVICE
YUGE KAZUNORI, MATSUMOTO NAOKI, HAYASHI OSAMU, YASUTOMI AKIRA, TAKAGI TETSUYA, KAMI TAKAAKI, KOYAMA TAKAHIRO
Year of Publication 24.10.2019
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Year of Publication 24.10.2019
Patent