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3167104
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Patent number 3,167,104
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Issue date Jan 26, 1965
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2841040
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Patent number 2,841,040
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Issue date Jul 1, 1958
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2619856
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Patent number 2,619,856
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Issue date Dec 2, 1952
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2618181
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Patent number 2,618,181
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Issue date Nov 18, 1952
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2587214
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Patent number 2,587,214
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Issue date Feb 26, 1952
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2585252
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Patent number 2,585,252
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Issue date Feb 12, 1952
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2313981
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Patent number 2,313,981
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Issue date Mar 16, 1943
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2276552
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Patent number 2,276,552
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Issue date Mar 17, 1942
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2248360
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Patent number 2,248,360
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Issue date Jul 8, 1941
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2090949
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Patent number 2,090,949
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Issue date Aug 24, 1937
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2084427
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Patent number 2,084,427
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Issue date Jun 22, 1937
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2078410
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Patent number 2,078,410
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Issue date Apr 27, 1937
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2029255
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Patent number 2,029,255
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Issue date Jan 28, 1936
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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1863737
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Patent number 1,863,737
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Issue date Nov 27, 1923
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Issue date Mar 28, 1922
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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1343042
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Issue date Jun 8, 1920
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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357861
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Issue date Feb 15, 1887
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL