About: http://webisa.webdatacommons.org/167615797

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	Heretofore, joystick devices have been widely used to control various actuators (including a hydraulic cylinder, a motor and the like) included in construction equipment such as a hydraulic excavator or a crane.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com