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

S. D. V. Ravi

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Enhanced communication platform and related communication...

Telephonic communications – With usage measurement – Call charge metering or monitoring
Reexamination Certificate

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Telephony platform and method for providing enhanced...

Telephonic communications – With check operated control – Other than coin
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2155089

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