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Home › Personal dial tone service with personalized call waiting

Personal dial tone service with personalized call waiting

US Patent 6404858 · Granted Jun 11, 2002

Estimated economic value: $244,011,000 ⓘ

Assignee

Verizon

Inventors

Robert D. Farris (132 patents)
Alexander I. McAllister (28 patents)
Michael J. Strauss (20 patents)

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