15 August 1971

International Day of the jet ski. On August 15, 1971, Clayton Jacobson’s II agreement with Bombardier had expired and it was that very day that Kawasaki signed an agreement to license Jacobson’s II invention of stand up Jet Ski. However, the first stand up was released by Kawasaki in 1973 and that was the year that the Japanese Manufacturer confirmed lately as the introduction year of Jet Skiing

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