4. Telephonic communications
  5. With usage measurement
  6. Call charge metering or monitoring

Chi-Yung Wu

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Display control device allowing information transmission to both

Telephonic communications – With usage measurement – Call charge metering or monitoring
Patent

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Fixed resistance high density parallel ROM device

Static information storage and retrieval – Read only systems – Resistive
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Profile ID: LFUS-PAI-P-443912

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