http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B29-06
Outgoing Links
Predicate | Object |
---|---|
title | Cutting windows, e.g. directional window cutters for whipstock operations |
label | E21B29/06 |
sameAs | http://data.epo.org/linked-data/def/ipc/E21B29-06 http://www.wipo.int/classifications/ipc/ipcpub/?notion=scheme&symbol=E21B0029060000 |
broader | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B29-00 |
Incoming Links
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