About: http://webisa.webdatacommons.org/97641994

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	A system comprising a pulley having a first pulley wheel and a second pulley wheel, the pulley including means acting between the two pulley wheels such that:
http://www.w3.org/ns/prov#wasQuotedFrom	archpatent.com