4. Batteries: thermoelectric and photoelectric
  5. Photoelectric
  6. Cells

Barton Krawetz

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Portable thermo-photovoltaic power source

Batteries: thermoelectric and photoelectric – Photoelectric – Cells
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Propulsion system for a buoyant vehicle

Aeronautics and astronautics – Aircraft control – Airship control
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Profile ID: LFUS-PAI-P-1432082

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