4. Telecommunications
  5. Receiver or analog modulated signal frequency converter
  6. Combined with diverse art device

Lewis W. Barnum

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Watch pager and wrist antenna

Telecommunications – Receiver or analog modulated signal frequency converter – Combined with diverse art device
Patent

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Watch pager system and communication protocol

Multiplex communications – Wide area network – Packet switching
Patent

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Watch pager with icons

Communications: electrical – Continuously variable indicating – With meter reading
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Profile ID: LFUS-PAI-P-1094601

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