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Gauge assembly
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Patent number 5,631,419
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Issue date May 20, 1997
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Ford Motor Company
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Lev A. Fruitman
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G01 - MEASURING TESTING
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Oil well service tool
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Patent number 4,413,516
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Issue date Nov 8, 1983
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Oil-Well Drilling Control, Inc.
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Robert E. Croom
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E21 - EARTH DRILLING MINING
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Viscous damper
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Patent number 4,019,389
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Issue date Apr 26, 1977
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The Singer Company
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Jerry Frank LaSala
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Hydraulic fluidic level control system
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Patent number 3,983,636
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Issue date Oct 5, 1976
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The United States of America as represented by the Secretary of the Navy
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Richard H. Fashbaugh
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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3919632
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Patent number 3,919,632
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Issue date Nov 11, 1975
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G01 - MEASURING TESTING
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3861218
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Patent number 3,861,218
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Issue date Jan 21, 1975
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G01 - MEASURING TESTING
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3494203
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Patent number 3,494,203
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Issue date Feb 10, 1970
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G01 - MEASURING TESTING
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2822161
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Patent number 2,822,161
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G01 - MEASURING TESTING
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2802485
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Issue date Aug 13, 1957
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G01 - MEASURING TESTING
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2779442
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Patent number 2,779,442
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G01 - MEASURING TESTING
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2569311
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Patent number 2,569,311
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Issue date Sep 25, 1951
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G01 - MEASURING TESTING
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2032306
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Patent number 2,032,306
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Issue date Feb 25, 1936
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G01 - MEASURING TESTING
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1214507
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Patent number 1,214,507
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G01 - MEASURING TESTING
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Patent number 1,035,700
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G01 - MEASURING TESTING
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851976
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G01 - MEASURING TESTING
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772090
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Patent number 772,090
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Issue date Oct 11, 1904
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G01 - MEASURING TESTING