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![Northrop Grumman Switchblade - Wikipedia, the free encyclopedia](https://www.iarticlesnet.com/pub/img/site/s_04.jpeg)
Northrop Grumman Switchblade - Wikipedia, the free encyclopedia
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日期:2024-07-05
The Switchblade was a proposed unmanned aerial vehicle developed by Northrop Grumman for the United States. The United States Defence Advanced Research Projects Agency (DARPA) awarded Northrop Grumman a US$10.3 million contract for risk reduction and prel...看更多