Predicate |
Object |
title |
cationic |
label |
D21H17/29 |
sameAs |
http://www.wipo.int/classifications/ipc/ipcpub/?notion=scheme&symbol=D21H0017290000 http://data.epo.org/linked-data/def/ipc/D21H17-29 |
broader |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21H17-28 |