01.02.2019
Northrop Grumman sales rise, helped by B-21 development work
![](https://vpk.name/file/img_tran/v1/84/northropgrumman_bfamyn_1548983605464349.t.jpg)
Northrop Grumman's revenue grew 16% to $30.1 billion in 2018, partly helped by orders from the US Department of Defense for additional unmanned air vehicles, fighter aircraft and B-21 development work. ...