4. Telephonic communications
  5. Repeater
  6. Having line length compensation or equalization

Tosho Oka

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Terminal apparatus having a function for preventing unnecessary

Telephonic communications – Substation or terminal circuitry – Conversion of signal form
Patent

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Terminal repeater having a function for repeating DC loop signal

Telephonic communications – Repeater – Having line length compensation or equalization
Patent

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Profile ID: LFUS-PAI-P-566871

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