AO

Atsumi Osagawa

CC Citizen Watch Co.: 1 patents #668 of 1,225Top 55%
Overall (All Time): #4,085,959 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4257118 Watch case Kunihiko Futaba, Toshikazu Shimazaki, Akira Hiraoka 1981-03-17