<http://webisa.webdatacommons.org/219718722>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .
<http://webisa.webdatacommons.org/219718722>	<http://www.w3.org/ns/prov#value>	"As mentioned the process particularly enables the production, in a simple and cheap manner, of magnetic metal powders, such as are required for the .manufacture of Pupin cores and high frequency coil cores, such powders easily meeting all requirements as regards purity of metal, spherical shape and insulated surface." .
<http://webisa.webdatacommons.org/prov/217258590>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/219718722> .
<http://webisa.webdatacommons.org/219718722>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .