Control Board : 22 phrases in 15 subjects |
Automated equipment | 1 |
Communications | 1 |
Earth sciences | 1 |
Economics | 1 |
Electronics | 1 |
General | 3 |
Health care | 2 |
Information technology | 1 |
Mechanic engineering | 1 |
Name of organization | 1 |
Natural sciences | 1 |
Patents | 2 |
Social science | 2 |
Transport | 3 |
United Nations | 1 |