American Telephone and Telegraph

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Helical video tape insert recording editing method with flying e

Dynamic magnetic information storage or retrieval – Record editing
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Integrated electroacoustic transducer

Patent

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Method and apparatus for color identification

Facsimile and static presentation processing – Facsimile – Specific signal processing circuitry
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Multi-location video conference system

Telephonic communications – Having light wave or ultrasonic link for speech or paging... – Including fiber optic link within telephone network
Patent

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Telephone stand

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
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Profile ID: LFUS-PAI-P-743812

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