PSC AC21 National Defense R&D Services; Atomic Energy Defense Activities; Basic Research

R&D
Federal Category 17.3: Research and Development Technology Base

Possible NAICS Codes
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541330 – Engineering Services
541713 – Research and Development in Nanotechnology
541511 – Custom Computer Programming Services