4. Telephonic communications
  5. Terminal
  6. Having muting

James Umstetter

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Apparatus and method to provide a functional and more user-frien

Telephonic communications – Telephone line or system combined with diverse electrical... – Having transmission of a digital message signal over a...
Patent

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Telephone with a mute ringer function having an automatic ringer

Telephonic communications – Terminal – Having muting
Patent

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Profile ID: LFUS-PAI-P-1061918

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