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GB201207990D0
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Environmental energy storage
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GB201013742D0
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A W.N.W.N (Waste Not Want Not) air/electric propelled vehicle
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GB0813072D0
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Storing electrical power from solar or national grid sources as air pressure
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GB0812985D0
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A battery/air powered vehicle
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GB0621722D0
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Storing electrical energy without batteries
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GB0402837D0
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An air driven environmentally friendly vehicle
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GB0327811D0
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An automatic electrical conductance (EC) and solution level controller for hydroponic growing systems
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GB0321542D0
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An automatic E.C. and solution controller for hydroponic growing systems
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GB0317713D0
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An automatic solution controller
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