About: http://webisa.webdatacommons.org/145125808

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	Vent holes 99 may be placed in either or both of the film webs using any film puncturing means or method known in the art such as a process and apparatus similar to the process and apparatus described in U.S. Pat. No. 5,405,561.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com