About: http://webisa.webdatacommons.org/279237126

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	However, devices such as disclosed in the patent to Francis et al. having bases integral with upright members have proven difficult to mold.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com