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Self-calibrating barometer
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Patent number 7,637,141
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Issue date Dec 29, 2009
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Quartex, Division of Primex, Inc.
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Terrence J. O'Neill
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G01 - MEASURING TESTING
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Maze lock hanger
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Patent number 7,352,657
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Issue date Apr 1, 2008
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Quartex, a division of Primex, Inc.
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Terrence John O'Neill
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G04 - HOROLOGY
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Temperature measuring apparatus
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Patent number 7,044,637
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Issue date May 16, 2006
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Quartex a division of Primex, Inc.
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Terrence J. O'Neill
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G01 - MEASURING TESTING
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