4. Stoves and furnaces
  5. Ovens
  6. Domestic

Donald P. Gellert

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Delta squared kite

Aeronautics and astronautics – Kites
Patent

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Kite controller

Aeronautics and astronautics – Kites – Accessories
Patent

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Process of and apparatus for solar heating and the like

Stoves and furnaces – Ovens – Domestic
Patent

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Shelter structure

Static structures (e.g. – buildings) – Conical or radially ribbed cover
Patent

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Profile ID: LFUS-PAI-P-248074

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