About: http://webisa.webdatacommons.org/257300567

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	Semiconductor memory devices are memory devices implemented using semiconductor materials, such as silicon (Si), germanium (Ge), gallium arsenide (GaAs) and indium phosphide (InP).
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com