Predicate |
Object |
title |
Complex oxides |
label |
C30B29/22 |
sameAs |
http://www.wipo.int/classifications/ipc/ipcpub/?notion=scheme&symbol=C30B0029220000 http://data.epo.org/linked-data/def/ipc/C30B29-22 |
broader |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C30B29-16 |