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Heat exchanger
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Patent number 5,400,603
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Issue date Mar 28, 1995
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International Business Machines Corporation
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Tibor L. Bauer
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B08 - CLEANING
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Magnetic transfer device
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Patent number 5,391,036
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Issue date Feb 21, 1995
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International Business Machines Corporation
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Tibor L. Bauer
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B28 - WORKING CEMENT, CLAY, OR STONE
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-
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Jaw cleaving device
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Patent number 5,154,333
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Issue date Oct 13, 1992
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International Business Machines Corporation
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Tibor L. Bauer
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B28 - WORKING CEMENT, CLAY, OR STONE