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Molded articles
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Patent number 4,397,903
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Issue date Aug 9, 1983
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The West Company
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Roland M. Allen
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Container closure
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Patent number 4,128,185
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Issue date Dec 5, 1978
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W. R. Grace & Co.
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Walter R. Wszolek
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2430459
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Patent number 2,430,459
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Issue date Nov 11, 1947
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2377317
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Patent number 2,377,317
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Issue date Jun 5, 1945
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B32 - LAYERED PRODUCTS
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2282000
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Patent number 2,282,000
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Issue date May 5, 1942
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2253000
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Patent number 2,253,000
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Issue date Aug 19, 1941
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D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
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2210774
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Patent number 2,210,774
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Issue date Aug 6, 1940
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D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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2188465
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Patent number 2,188,465
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Issue date Jan 30, 1940
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D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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2153553
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Patent number 2,153,553
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Issue date Apr 11, 1939
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D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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2129330
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Patent number 2,129,330
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Issue date Sep 6, 1938
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2118595
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Patent number 2,118,595
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Issue date May 24, 1938
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2077396
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Patent number 2,077,396
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Issue date Apr 20, 1937
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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2075836
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Patent number 2,075,836
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Issue date Apr 6, 1937
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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2069393
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Patent number 2,069,393
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Issue date Feb 2, 1937
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B44 - DECORATIVE ARTS
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2054113
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Patent number 2,054,113
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Issue date Sep 15, 1936
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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2041974
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Patent number 2,041,974
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Issue date May 26, 1936
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B44 - DECORATIVE ARTS
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2033855
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Patent number 2,033,855
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Issue date Mar 10, 1936
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B44 - DECORATIVE ARTS
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2013865
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Patent number 2,013,865
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Issue date Sep 10, 1935
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B44 - DECORATIVE ARTS
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2013867
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Patent number 2,013,867
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Issue date Sep 10, 1935
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B44 - DECORATIVE ARTS
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1989632
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Patent number 1,989,632
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Issue date Jan 29, 1935
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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1980396
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Patent number 1,980,396
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Issue date Nov 13, 1934
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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1932889
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Patent number 1,932,889
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Issue date Oct 31, 1933
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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1913283
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Patent number 1,913,283
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Issue date Jun 6, 1933
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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1903319
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Patent number 1,903,319
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Issue date Apr 4, 1933
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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1779884
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Patent number 1,779,884
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Issue date Oct 28, 1930
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL