<http://webisa.webdatacommons.org/50571547>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/50571547>	<http://www.w3.org/ns/prov#value>	"tially sieve grids made of synthetic material, such as polypropylene or glass fiber reinforced plastic, which grids are fastened on a stable, rubber coated steel sub-construction by means of stainless steel screws, stainless steel disks and stainless steel nuts." .
<http://webisa.webdatacommons.org/prov/294677942>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/50571547> .
<http://webisa.webdatacommons.org/50571547>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<freepatentsonline.com> .
<http://webisa.webdatacommons.org/prov/63969183>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/50571547> .