Thailand's inventors day matches February 2 every year, when Cabinet established May 10, b.e. 2537 to honor. His Majesty the King that he fabricated the "mechanical aeration at the water surface, slow rotation, floating pontoons," or victory turbine development and received his Queen patent invention. When February 2, b.e. 2536 and is on the agenda to be registered and issued a patent, give to the King. He world's first.
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