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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
September 30, 2021
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dec 6, 1989 - Northrop Grumman develops the B-2 bomber, with a "flying wing" design. Made of composite materials rather than metal, it cannot be detected by conventional radar.

Added to timeline:

14 Nov 2017
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Date:

dec 6, 1989
Now
~ 31 years ago
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