Apparatus and Process for Conversion of Energy
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2025-09-23
ALEXANDRIA, Virginia, Sept. 23 -- QUANTUM DYNAMICS ENTERPRISES, INC., Key West, Florida has been assigned a patent (No. US 12424887 B2, initially filed Aug. 8, 2022) developed by Harry Paul Sprain, Key West, Florida, for "Apparatus and process for conversion of energy." . . .
