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Takashi Ougiya — 1 Patent

Overall (All Time): #3,828,732 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5228472 Valve unit for pipeline equipped with double flow tube Tomoyuki Sato 1993-07-20

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