classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-9335249-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-9328264-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-9482896-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-9798185-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-8968867-B2 |