4. Telephonic communications
  5. With check operated control
  6. Other than coin

Joe Q. Vu

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Call processing digit translation and characterization

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing
Reexamination Certificate

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System and method for telephony call control

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling
Reexamination Certificate

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System and methods of dynamic load balancing across...

Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate

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System for controlling usage of phone debit cards

Telephonic communications – With check operated control – Other than coin
Patent

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Profile ID: LFUS-PAI-P-1117623

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