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2592279
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Patent number 2,592,279
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Issue date Apr 8, 1952
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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2469032
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Patent number 2,469,032
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Issue date May 3, 1949
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...