2935 - ENGINE SYSTEM COOLING COMPONENTS, AIRCRAFT PRIME MOVING
4420 - HEAT EXCHANGERS AND STEAM CONDENSERS
4520 - SPACE AND WATER HEATING EQUIPMENT
AC11 - R&D- DEFENSE SYSTEM: AIRCRAFT (BASIC RESEARCH)
AC14 - R&D- DEFENSE SYSTEM: AIRCRAFT (ENGINEERING DEVELOPMENT)
AC23 - R&D- DEFENSE SYSTEM: MISSILE/SPACE SYSTEMS (ADVANCED DEVELOPMENT)
AC24 - R&D-MISSILE & SPACE SYS-ENG DEV
AH34 - WATER POLLUTION (ENGINEERING)
AJ11 - PHYSICAL SCIENCES (BASIC)
AJ13 - PHYSICAL SCIENCES (ADVANCED)
AJ14 - R&D- GENERAL SCIENCE/TECHNOLOGY: PHYSICAL SCIENCES (ENGINEERING DEVELOPMENT)
AR13 - R&D-AERO & SPACE TECH-ADV DEV
AR14 - R&D- SPACE: AERONAUTICS/SPACE TECHNOLOGY (ENGINEERING DEVELOPMENT)
B539 - AERONAUTIC/SPACE STUDIES
B544 - TECHNOLOGY STUDIES
C212 - ARCHITECT AND ENGINEERING- GENERAL: ENGINEERING DRAFTING, NOT CAD/CAM
H218 - EQ TEST SVCS/SPACE VEHICLES
H299 - EQUIPMENT AND MATERIALS TESTING- MISCELLANEOUS