(Source: heraldandnews.com) Contrary to popular belief, these vehicles aren’t called “drones” among professionals. “We call them unmanned air vehicles,” said Walter Krupnak, an engineer an... Read more
(Source: heraldandnews.com) Contrary to popular belief, these vehicles aren’t called “drones” among professionals. “We call them unmanned air vehicles,” said Walter Krupnak, an engineer an... Read more
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