4. Communications: radio wave antennas
  5. Antennas
  6. Spiral or helical type

David Clark Everest, III

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Antenna assembly for a portable communications device

Communications: radio wave antennas – Antennas – Spiral or helical type
Patent

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Antenna assembly for use with a portable two-way communications

Communications: radio wave antennas – Antennas – With radio cabinet
Patent

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Portable communication device

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Radio transceiver
Design Patent

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Profile ID: LFUS-PAI-P-404889

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