Includes
Loran Equipment; Shoran Equipment; Direction Finding Equipment.

Possible NAICS Codes
334220 – Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
541519 – Other Computer Related Services
334111 – Electronic Computer Manufacturing
541512 – Computer Systems Design Services
334290 – Other Communications Equipment Manufacturing