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Box spring assembly support spring
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Patent number 5,346,190
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Issue date Sep 13, 1994
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Hoover Group, Inc.
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Upton R. Dabney
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Limited deflection spring
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Patent number 4,907,785
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Issue date Mar 13, 1990
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Hoover Group, Inc.
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Upton R. Dabney
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Box spring assembly
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Patent number 4,891,853
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Issue date Jan 9, 1990
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Hoover Group, Inc.
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Upton R. Dabney
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Box spring assembly
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Patent number 4,739,977
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Issue date Apr 26, 1988
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Hoover Universal, Inc.
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Upton R. Dabney
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...