About: http://webisa.webdatacommons.org/52171650

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	The frequency at which they are sold is a frequency at which all units of a series are known to work stable, regardless of possible differences in detail.
http://www.w3.org/ns/prov#wasQuotedFrom	superuser.com