4. Check-actuated control mechanisms
  5. Including means to test validity of check
  6. By testing material composition

Masaaki Tsukada

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Called party response detecting apparatus

Telephonic communications – With usage measurement – Call charge metering or monitoring
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Coin discrimination apparatus

Check-actuated control mechanisms – Including means to test validity of check – By testing material composition
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Profile ID: LFUS-PAI-P-490610

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