00589nam a2200157Ia 4500 0000021221 20251012174639.0 s1972 uk c 004600002X eng T173.8 L39 1972 Ten innovations an international study on technological development and the use of qualified scientists and engineers in ten industries Christopher Layton, Christopher Harlow, Charles De Hoghton London Allen & Unwin 1972 p. Technological innovations Great Britain Case studies 7951 7951