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3519408
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Patent number 3,519,408
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Issue date Jul 7, 1970
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C03 - GLASS MINERAL OR SLAG WOOL
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3337321
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Patent number 3,337,321
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Issue date Aug 22, 1967
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C03 - GLASS MINERAL OR SLAG WOOL
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3235353
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Patent number 3,235,353
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Issue date Feb 15, 1966
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2837871
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Patent number 2,837,871
-
Issue date Jun 10, 1958
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C03 - GLASS MINERAL OR SLAG WOOL
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2645059
-
Patent number 2,645,059
-
Issue date Jul 14, 1953
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C03 - GLASS MINERAL OR SLAG WOOL
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1576744
-
Patent number 1,576,744
-
Issue date Mar 16, 1926
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C03 - GLASS MINERAL OR SLAG WOOL
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1576745
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Patent number 1,576,745
-
Issue date Mar 16, 1926
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C03 - GLASS MINERAL OR SLAG WOOL