4. Metal working
  5. Method of mechanical manufacture
  6. Electrical device making

Eric Bryant Cummings

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Inflatable solar concentrator balloon method and apparatus

Stoves and furnaces – Solar heat collector – With concentrating reflector
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Water-cooled photovoltaic receiver and assembly method

Metal working – Method of mechanical manufacture – Electrical device making
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Profile ID: LFUS-PAI-P-2320465

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