About: http://webisa.webdatacommons.org/420939794

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	Screw sleeve 14 also has an inwardly directed flange 15 at its rear end, on which rests a light channel-section, circular washer 18 fabricated from an inexpensive insulating material, as for example paper pulp or fibre board.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com