About: http://webisa.webdatacommons.org/359274940

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 the preferred embodiment, there are tabs in the expansion ring and a holder is easily mounted to the tabs to hold a device such as a sensor or conduit or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com