4. Registers
  5. Systems controlled by data bearing records
  6. Credit or identification card systems

Elizabeth Louise Humphreys

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Tariff management apparatus and method for communications termin

Registers – Systems controlled by data bearing records – Credit or identification card systems
Patent

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Tariff management apparatus and methods for multiple-mode...

Telecommunications – Radiotelephone system – Usage measurement
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1266275

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