| http://www.w3.org/ns/prov#value | - Preferred forms of the invention provide for remote call screening...http://www.google.com/patents/US6792263?utm_source=gb-gplus-sharePatent US6792263 - Remote operational screenerAdvanced Patent SearchPublication numberUS6792263 B1Publication typeGrantApplication numberUS 09/639,386Publication dateSep 14, 2004Filing dateAug 15, 2000Priority dateOct 3, 1997Fee statusLapsedAlso published asUS610492
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