About: http://webisa.webdatacommons.org/184525126

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Ordinarily, prior art machines with SPP???0.5 have been operated at low frequencies, such as line frequencies, with a low pole count, resulting in a high, difficult to control cogging.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com