> Exhibitors Inventions > 2019
| Title | Earthquake Sensor Based on Surface Water Wave in Cylindrical Container | |||||
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| Inventor | Princess Chulabhorn Science High School Chiang Rai | Year | 2019 | |||
| Country | Thailand | Regist No | Date | 2019-12-13 | ||
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Nano-biochar synthesis for soil quality and plant growth improvement |
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