PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • According to the present invention, the above-described and other objects are accomplished by providing an improved gutter guard that operates by capillary action to allow water to flow off the roof and into an existing gutter system, yet precludes foreign matter from entering into the gutter, thereby preventing the gutter from becoming clogged, and providing a substantially maintenance-free gutte
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com