4. Multiplex communications
  5. Wide area network
  6. Packet switching

Robert F. D'Avello

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Apparatus and method for alternative radiotelephone system selec

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

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Apparatus and method for alternative radiotelephone system selec

Telecommunications – Radiotelephone system
Patent

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Automatic output control circuitry for RF power amplifiers with

Amplifiers – With semiconductor amplifying device – Including gain control means
Patent

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Call routing system for a wireless data device

Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Patent

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Ceramic bandstop filter

Wave transmission lines and networks – Coupling networks – Wave filters including long line elements
Patent

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Profile ID: LFUS-PAI-P-214683

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