PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • pneumatic fire sensor 350 may mechanically break the frangible glass bulb with a spring-loaded breaker bar 360. The breaker bar 360 may be coupled to first spring 364 and may have a hole, slot, lip, or other feature that engages a retaining pin or bar
http://www.w3.org/ns/prov#wasQuotedFrom
  • docstoc.com