4. Communications: directive radio wave systems and devices (e.g.,
  5. Directive
  6. Beacon or receiver

Gwyn David Walter Parfitt

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Direction indicating compasses

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver
Reexamination Certificate

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Locating positions on maps

Data processing: vehicles – navigation – and relative location – Navigation – Employing position determining equipment
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Locating positions on maps

Data processing: vehicles – navigation – and relative location – Navigation – Employing position determining equipment
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Profile ID: LFUS-PAI-P-2021142

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