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241000519995 Stachys sylvatica Species 0.000 description 1.229910000853 7075 T6 aluminium alloy Inorganic materials 0.000 description 1.
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Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Abandoned Application number US11/281,660 Inventor Paul McDonald Original Assignee Mcdonald Paul W Priority date (The priority date is an assumption and is not a legal conclusion. Google Patents US20070246939A1 - Perpetual motion machine US20070246939A1 - Perpetual motion machine
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