Predicate |
Object |
title |
Deep-drawing |
label |
B21D22/20 |
sameAs |
http://www.wipo.int/classifications/ipc/ipcpub/?notion=scheme&symbol=B21D0022200000 http://data.epo.org/linked-data/def/ipc/B21D22-20 |
broader |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B21D22-00 |