Yasumasa Shigetomi

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Tsushima-Minami, Okayama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Composite anion adsorbent and method for making same
- Patent number 4,284,726
- Issue date Aug 18, 1981
- Yasumasa Shigetomi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...