共 50 条
- [2] THE INTERNATIONAL PATENT CLASSIFICATION: DESCRIPTION AND IMPORTANCE [J]. REVISTA GEINTEC-GESTAO INOVACAO E TECNOLOGIAS, 2019, 9 (01): : 4798 - 4808
- [3] CONSISTENCY OF USE OF INTERNATIONAL PATENT CLASSIFICATION [J]. INTERNATIONAL CLASSIFICATION, 1978, 5 (01): : 30 - 32
- [4] INTERNATIONAL PATENT CLASSIFICATION AND PERFORMING OF RETRIEVAL [J]. NACHRICHTEN FUR DOKUMENTATION, 1971, 22 (05): : 201 - &
- [6] Computer-assisted categorisation of patent documents in the International Patent Classification [J]. PROCEEDINGS OF THE 2003 INTERNATIONAL CHEMICAL INFORMATION CONFERENCE, 2003, : 104 - 119
- [7] QUO-VADIS - INTERNATIONAL PATENT CLASSIFICATION [J]. JOURNAL OF THE PATENT OFFICE SOCIETY, 1969, 51 (1-2): : 123 - 131
- [8] EXPERIENCES IN THE PRACTICAL USE OF INTERNATIONAL PATENT CLASSIFICATION [J]. NAUCHNO-TEKHNICHESKAYA INFORMATSIYA SERIYA 1-ORGANIZATSIYA I METODIKA INFORMATSIONNOI RABOTY, 1980, (10): : 16 - 18
- [9] Cluster-based patent retrieval using international patent classification system [J]. COMPUTER PROCESSING OF ORIENTAL LANGUAGES, PROCEEDINGS: BEYOND THE ORIENT: THE RESEARCH CHALLENGES AHEAD, 2006, 4285 : 205 - +