Tag ~gammah

3dprint permalink d printing business metal d printing military d printing north america dprinted propulsion components aerospace defense department of defense contract gammah gammah award growing additive manufacturing maturity for airbreathing hypersonics hypersonic craft hypersonic weapons hypersonics inconel keith devries military aviation national security technology accelerator naval surface warfare center nstxl office of the secretary of defense mantech propulsion components s marts ota sintavia