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2850398
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Patent number 2,850,398
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Issue date Sep 2, 1958
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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2593566
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Patent number 2,593,566
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Issue date Apr 22, 1952
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B44 - DECORATIVE ARTS
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2532489
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Patent number 2,532,489
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Issue date Dec 5, 1950
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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2505734
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Patent number 2,505,734
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Issue date Apr 25, 1950
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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2476802
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Patent number 2,476,802
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Issue date Jul 19, 1949
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2427857
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Patent number 2,427,857
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Issue date Sep 23, 1947
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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2369184
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Patent number 2,369,184
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Issue date Feb 13, 1945
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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2367678
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Patent number 2,367,678
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Issue date Jan 23, 1945
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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2325172
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Patent number 2,325,172
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Issue date Jul 27, 1943
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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2196128
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Patent number 2,196,128
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Issue date Apr 2, 1940
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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2127818
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Patent number 2,127,818
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Issue date Aug 23, 1938
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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2121131
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Patent number 2,121,131
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Issue date Jun 21, 1938
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS