Anti-Gravity Spacecraft: US Navy Patents B64G1/409 Unconventional Propulsion Systems (TR-3B)
Anti-Gravity Spacecraft: US Navy Patents B64G1/409 Unconventional Propulsion Systems (TR-3B)
Thu Nov 7, 10:15pm UTC
https://medium.com/@Unsolvedmystery/anti-gravity-spacecraft-us-navy-patents-b64g1-409-unconventional-propulsion-systems-tr-3b-023e1a764462