4. Recording, communication, or information retrieval equipment
  5. Video or audio transmission, recording or playback equipment
  6. Element or attachment

Ralph W. Crudo

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Antenna system

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Patent

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Antenna system

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Patent

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Five-way antenna system

Communications: radio wave antennas – Antennas – Active sleeve surrounds feed line
Patent

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Profile ID: LFUS-PAI-P-968467

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