James R. Darwood

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Remote control for operating a telephone answering system from a

Patent

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Telephone answering apparatus

Dynamic magnetic information storage or retrieval – Head – Core
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Telephone answering apparatus

Dynamic magnetic information storage or retrieval – Head – Core
Patent

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Telephone answering apparatus

Dynamic magnetic information storage or retrieval – Head – Core
Patent

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Telephone answering system with one responsive circuit for remot

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Profile ID: LFUS-PAI-P-482393

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