American Antigravity Description: Antigravity Research: Lifter technology is a new type of field-effect propulsion technology that provides thrust without expelling mass. It is based on ion-drive and Biefeld-Brown effect propulsion technology, and uses only electricity to produce thrust. Written by mib Submitted on: 31.12.69, 17:00:09 Hits: 1397, Votes: , Average rating: 0 Rate link | Link defect?

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