Predicate |
Object |
title |
Hydroxides |
label |
C25B1/20 |
sameAs |
http://data.epo.org/linked-data/def/ipc/C25B1-20 http://www.wipo.int/classifications/ipc/ipcpub/?notion=scheme&symbol=C25B0001200000 |
broader |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C25B1-18 |