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Robert J. Copeland
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Lakewood, CO, US
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last 30 patents
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Patent Grant
Method and apparatus for operating an improved thermocline storage...
Patent number
4,523,629
Issue date
Jun 18, 1985
The United States of America as represented by the United States Department o...
Robert J. Copeland
F24 - HEATING RANGES VENTILATING
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Patent Grant
Solar power satellite
Patent number
4,415,759
Issue date
Nov 15, 1983
Vought Corporation
Robert J. Copeland
F24 - HEATING RANGES VENTILATING