01208nam0a22002891 4500 RU\NLR\INFOCOMM_223\5000046190 20250613094121.0 (NLR Aleph) 009241318 8927309 8927309 20100707d1969 |||y0rusy50 ca eng RU y ||||000|y Role of patents in developing counties Report to be read at "Inventive activity and scientific and technical progress" section L. S. Davar ... Scientific symposium "Inventive activity and scientific and technical progress. Problems of patent information retrieval". Moscow, July 1969 [Μ. [1969] 3 с. 20 см Отпечат. множит. аппаратом Патентное дело Развивающиеся страны nlr_sh1 Т1-48 rubbk Ж.у(3) rubbk Davar L. S. 070 "Inventive activity and scientific and technical progress. Problems of patent information retrieval", scientific symposium Moscow 1969 570 RU NLR 20100707 RU NLR PSBO NLR Т11 Д-4/51 BOOK NB 2013-10-26 NLR01 NLR01 IF 9241318-10 Т11 Д-4/51 0 BOOK 11_451