About: http://webisa.webdatacommons.org/418271529

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	A retractable carpet system for movable quarters as constructed in accordance with claim 1 wherein the spring is a leaf spring.11.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com