YO

Yohnosuki Ohsaka

DL Daikin Kogyo Co, Ltd,: 1 patents #101 of 200Top 55%
Overall (All Time): #4,088,518 of 4,157,543Top 100%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4264530 Process for preparing high purity tetrafluoromethane Heikitsu Sonoyama 1981-04-28