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Gas meter
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Patent number 5,415,032
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Issue date May 16, 1995
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Gas Research Institute
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James C. Swain
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G01 - MEASURING TESTING
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Engine suspension system
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Patent number 4,891,955
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Issue date Jan 9, 1990
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Gas Research Institute
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Thomas A. Klausing
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Storage rack entry vehicle
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Patent number 4,273,494
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Issue date Jun 16, 1981
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Interlake, Inc.
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James C. Swain
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Flue restrictor
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Patent number 4,263,890
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Issue date Apr 28, 1981
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Michigan Consolidated Gas Company
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John W. Turko
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES