4. Telephonic communications
  5. With check operated control
  6. Other than coin

Marian Trinkel

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Access controlled system with acoustic mechanical...

Registers – Records – Conductive
Reexamination Certificate

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Control of access for telephone service providers using...

Telephonic communications – Audio message storage – retrieval – or synthesis – Voice activation or recognition
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Device for determining and characterizing noises generated...

Data processing: generic control systems or specific application – Specific application – apparatus or process – Digital audio data processing system
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Method and system for person/speaker verification via...

Data processing: speech signal processing – linguistics – language – Speech signal processing – Recognition
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Method and system for processing messages within the...

Telephonic communications – Audio message storage – retrieval – or synthesis – Multimedia system
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Profile ID: LFUS-PAI-P-2024089

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