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Uploaded by AsTheCroftFlies on May 13, 2009
Video of Aviation Partners Inc. flight testing spiroid wingtips on a Gulfstream II in 2001. The devices were developed and patented by API employee Dr. Louis Gratzer
Science & Technology
Standard YouTube License
would be great seeing this flying through clouds....
m93sek 4 months ago
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would be great seeing this flying through clouds....
m93sek 4 months ago