About: http://webisa.webdatacommons.org/445881802

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	Being mounted from the inside, they are especially suitable for doors and trap doors which must not be detachable from the outside as an anti-tamper device.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com