About: http://webisa.webdatacommons.org/398731172

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	Image Number 3 for United States Patent #6475036.A signal input unit transmits detection signals derived from sensors such as switches, limit switches, or pressure switches to a programmable controller by means of serial transmission.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com