<http://webisa.webdatacommons.org/prov/415404723>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/97707342> .
<http://webisa.webdatacommons.org/97707342>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/413543708>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/97707342> .
<http://webisa.webdatacommons.org/97707342>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<patents.com> .
<http://webisa.webdatacommons.org/97707342>	<http://www.w3.org/ns/prov#value>	"As materials for the plates P1 and P2, glass or synthetic resin are especially appropriate, preferred synthetic resins including polyacrylate and polystyrene." .