General_Dynamics_Electric_Boat | parentCompany | General_Dynamics American_submarine_NR-1 | builder | General_Dynamics_Electric_Boat General_Dynamics_Electric_Boat | city | Groton,_Connecticut
The American submarine NR-1 was built by General Dynamics Electric Boat Co. found in Groton, Connecticut. The parent company of General Dynamics Electric Boat Co. is General Dynamics.