Antigravity craft slips past patent officers

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Artificial Gravity

Dr. NakaMats, the Man With 3300 Patents to His Name

Nick Walpert to submit an anti-gravity tech patent with the U.S

United States Patent and Trademark Office

US9254409B2 - Strength training apparatus with flywheel and

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Top UFO Patents Since Roswell: Tech Talk - The Debrief

PDF) A Theory of the Podkletnov Effect based on General Relativity