Methods and apparatus for providing expanded telecommunications service | Patent Number 07822188
US 07822188 B1Filled DateSep 22, 2006
Priority DateApr 1, 1999
Publication Date-
Expiration DateOct 26, 2022
Inventor/ApplicantsLeland W. Kirchhoff
David J. Brahm
David Frank Hofstatter
Colin Kelley
David S. Trandal
Robert F. Smith
Robert A. Dolan
David J. Brahm
David Frank Hofstatter
Colin Kelley
David S. Trandal
Robert F. Smith
Robert A. Dolan
ExaminesSMITH, CREIGHTON H
Art Unit2614
Technology Center2600
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