About: http://webisa.webdatacommons.org/343305934

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	In a third embodiment of the invention shown in FIG. 12, the keeper 11, which includes the arrangement for guiding the flap, is an attached piece fixed by any appropriate means, for example, rivets, to the free end of the upper flap 2.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com