PCT was registered. (No. PCT/KR2015/006991)
July 7, 2015.
PCT(Patent Cooperation Treaty) international application for the semi-submarine leisure boat was registered.
(No. PCT/KR2015/006991)
July 7, 2015.
PCT(Patent Cooperation Treaty) international application for the semi-submarine leisure boat was registered.
(No. PCT/KR2015/006991)
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