About: http://webisa.webdatacommons.org/300883607

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. 1B is a diagram of a typical output signal produced by a transistor-transistor-logic (TTL) circuit;
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com