4. Aeronautics and astronautics
  5. Safety lowering devices
  6. Entire aircraft

Donald Patrick Hilliard

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Personal collision warning and protection system

Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate

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Precision parachute recovery system

Aeronautics and astronautics – Safety lowering devices – Entire aircraft
Reexamination Certificate

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Precision parachute recovery system

Aeronautics and astronautics – Safety lowering devices – Entire aircraft
Reexamination Certificate

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Variable scattering device

Communications: radio wave antennas – Antennas – With coupling network or impedance in the leadin
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2438996

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