4. Telephonic communications
  5. Telephone line or system combined with diverse electrical...
  6. Credit authorization

John K. Entenmann

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Telecommunications systems for lotteries

Registers – Systems controlled by data bearing records – Banking systems
Patent

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Use of telecommunications systems for lotteries

Telephonic communications – Telephone line or system combined with diverse electrical... – Credit authorization
Patent

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Profile ID: LFUS-PAI-P-501760

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