TY - GEN T1 - WIPO activities in the field of patent information / AU - Sviridov, Felix A., VL - 1979 Vol 1 No 1 pages 6-9 ID - 574 KW - Patents. KW - WIPO AND UPOV DOCUMENTS : BIRPI : PERMANENT COMMITTEE FOR PATENT INFORMATION TI - WIPO activities in the field of patent information / ER -