About: http://webisa.webdatacommons.org/34116307

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	Further, the present invention provides the surveying instrument as described above, wherein the notifying means is a display unit, and the display unit displays a caution notice when there in an edge within the spreading range.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com