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Telephone sterilizer
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Patent number 4,613,928
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Issue date Sep 23, 1986
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Friedrich Weinert
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Multiple power wheel engine
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Patent number 4,577,464
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Issue date Mar 25, 1986
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Friedrich Weinert
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G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
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Energy cell
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Patent number 4,462,954
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Issue date Jul 31, 1984
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Friedrich Weinert
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G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
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Oceanic mining system
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Patent number 4,446,636
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Issue date May 8, 1984
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Friedrich Weinert
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Oceanic seaplow system
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Patent number 4,398,362
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Issue date Aug 16, 1983
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Friedrich Weinert
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Power wheel
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Patent number 4,340,970
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Issue date Jul 20, 1982
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Friedrich Weinert
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G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
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Heat expansion machine
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Patent number 4,236,377
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Issue date Dec 2, 1980
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Friedrich Weinert
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...