About: http://webisa.webdatacommons.org/366007752

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	Also, a strip of soft material 35 such as leather, vinyl or the like, can be extended between the legs 17a of the head end frame element 17', to provide support means for the user's head and neck should he require such support.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com