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Foldable sofa-bed
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Patent number 11,219,316
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Issue date Jan 11, 2022
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Ultra-Mek, Inc.
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Marcus L. Murphy
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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2132664
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Patent number 2,132,664
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Issue date Oct 11, 1938
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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1740598
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Patent number 1,740,598
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Issue date Dec 24, 1929
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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1459201
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Patent number 1,459,201
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Issue date Jun 19, 1923
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...