<http://webisa.webdatacommons.org/339721621>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/339721621>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<freepatentsonline.com> .
<http://webisa.webdatacommons.org/prov/479723749>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/339721621> .
<http://webisa.webdatacommons.org/prov/160674040>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/339721621> .
<http://webisa.webdatacommons.org/339721621>	<http://www.w3.org/ns/prov#value>	"A pointing device such as a computer mouse, joystick, or trackball, includes two principal components: a positional indicator allows movement by a user to be communicated as user positional information to an attached system (e.g., a compute" .