About: http://webisa.webdatacommons.org/366470144

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	FIG. 2 is an example of a simple communication protocol for system 10, which shows the button state 26 of button 15, the optical output state 27 of beam 16, and the states 28 of display 11 as a function of time.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com