4. Communications: electrical
  5. Audible indication
  6. Percussion-type sound producer

James E. Haferd

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Electricity billing meter having unique A/D conversion system

Communications: electrical – Audible indication – Percussion-type sound producer
Patent

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Multi-function electricity metering transducer

Coded data generation or conversion – Analog to or from digital conversion – Analog to digital conversion
Patent

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Profile ID: LFUS-PAI-P-317654

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