About: http://webisa.webdatacommons.org/443932359

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	FIELD OF THE INVENTION This invention relates to improvements to cementitious boards useful in building construction, such as cement and gypsum sheathing for EIF systems, shaft walls, tile backers and fire walls.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com