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Range plug
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Patent number 6,517,393
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Issue date Feb 11, 2003
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ETCO Incorporated
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Stephen A. Blanche
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H01 - BASIC ELECTRIC ELEMENTS
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Battery terminal connector
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Patent number 6,234,849
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Issue date May 22, 2001
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ETCO Incorporated
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Stephen A. Blanche
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H01 - BASIC ELECTRIC ELEMENTS
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Plural socket receptacle
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Patent number 5,816,860
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Issue date Oct 6, 1998
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ETCO Incorporated
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Stephen A. Blanche
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H01 - BASIC ELECTRIC ELEMENTS
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Bridged electrical plug
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Patent number 5,662,484
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Issue date Sep 2, 1997
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ETCO Incorporated
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Stephen A. Blanche
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H01 - BASIC ELECTRIC ELEMENTS
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Bridged electrical plug
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Patent number 5,411,403
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Issue date May 2, 1995
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ETCO Incorporated
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Stephen A. Blanche
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H01 - BASIC ELECTRIC ELEMENTS
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