LEADER 00000nas 2200217 a 4500 001 0468288 003 UkHlHU 007 t 008 002011 1 1971 p 0 eng 040 UkHlHU 050 4 |fq|aT 1 I62 110 2 National Research Development Corporation. 245 10 Inventions for industry. 260 London :|bNational Research Development Corporation. 500 Continued as: National Research Development Corporation. Bulletin, q.v. 866 0 Library has: no.37-40, 1971-1974.
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