http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C01B21-00
Outgoing Links
Predicate | Object |
---|---|
title | Nitrogen; Compounds thereof |
label | C01B21/00 |
sameAs | http://www.wipo.int/classifications/ipc/ipcpub/?notion=scheme&symbol=C01B0021000000 http://data.epo.org/linked-data/def/ipc/C01B21-00 |
broader | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C01B |
Incoming Links
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