About: http://webisa.webdatacommons.org/43193280

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 third type of prior art that has developed is patents describing various types of devices designed to suck objects out of the throat of a choking victim through a single tube.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com