4. Ordnance
  5. Recoilless gun
  6. Having a reaction mass

Robert O. Clark

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Apparatus for generating electricity from flowing fluids

Prime-mover dynamo plants – Fluid-current motors
Patent

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Corner unit for a kitchen countertop

Furnishings – Furniture – freestanding support – or frame therefor – Element
Patent

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Double piston propulsion unit

Ordnance – Recoilless gun – Having a reaction mass
Patent

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Recoilless projectile launcher

Ordnance – Recoilless gun – Having a reaction mass
Patent

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Solar energy apparatus and method

Power plants – Utilizing natural heat – Geothermal
Patent

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Profile ID: LFUS-PAI-P-258285

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