About: http://webisa.webdatacommons.org/233942770

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	The bobbin 10 often has a central longitudinal throughbore 22 for allowing the later insertion of an actuating element such as an armature, a solenoid shaft, or a permanent magnet, for example, which is not shown.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com