Predicate |
Object |
title |
Light metals |
label |
C22C49/04 |
sameAs |
http://www.wipo.int/classifications/ipc/ipcpub/?notion=scheme&symbol=C22C0049040000 http://data.epo.org/linked-data/def/ipc/C22C49-04 |
broader |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C22C49-02 |