classificationIPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/ZA-200500728-B http://rdf.ncbi.nlm.nih.gov/pubchem/patent/HK-1088002-A1 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/HK-1039111-A1 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/HK-1047087-A1 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/ZA-200500601-B http://rdf.ncbi.nlm.nih.gov/pubchem/patent/ZA-200409898-B |