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Spring retainer
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Patent number D679732
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Issue date Apr 9, 2013
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Charter Manufacturing Co., Inc.
-
James R. Edgar
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D15 - Machines not elsewhere specified
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Engine rocker arm
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Patent number 7,836,860
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Issue date Nov 23, 2010
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Charter Manufacturing Co., Inc.
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James R. Edgar
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Valve spring retainer
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Patent number 5,381,765
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Issue date Jan 17, 1995
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Charter Manufacturing Company, Inc.
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Myron G. Rhodes
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Valve spring retainer
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Patent number 5,343,835
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Issue date Sep 6, 1994
-
Charter Manufacturing Company, Inc.
-
Myron G. Rhodes
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES