4. Aeronautics and astronautics
  5. Miscellaneous

Alan Robert Douglas Curtis

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Simultaneous enhancement of transmission loss and absorption...

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Particular transducer or enclosure structure
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Use of flow injection and extraction to control blade vortex...

Aeronautics and astronautics – Miscellaneous
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Profile ID: LFUS-PAI-P-2017569

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