<http://webisa.webdatacommons.org/prov/378245469>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/382722383> .
<http://webisa.webdatacommons.org/382722383>	<http://www.w3.org/ns/prov#value>	"In recent years, push-button switches have been used in large numbers in such items as keyboards and electronic tuners' and they have been increasingly miniaturized." .
<http://webisa.webdatacommons.org/382722383>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.ca> .
<http://webisa.webdatacommons.org/382722383>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .