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3902727
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Patent number 3,902,727
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Issue date Sep 2, 1975
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3868010
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Patent number 3,868,010
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Issue date Feb 25, 1975
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3812949
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Patent number 3,812,949
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Issue date May 28, 1974
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C03 - GLASS MINERAL OR SLAG WOOL
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3790087
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Patent number 3,790,087
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Issue date Feb 5, 1974
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3775084
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Patent number 3,775,084
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Issue date Nov 27, 1973
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C03 - GLASS MINERAL OR SLAG WOOL
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3729302
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Patent number 3,729,302
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Issue date Apr 24, 1973
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C03 - GLASS MINERAL OR SLAG WOOL
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3726659
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Patent number 3,726,659
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Issue date Apr 10, 1973
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3652253
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Patent number 3,652,253
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Issue date Mar 28, 1972
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C03 - GLASS MINERAL OR SLAG WOOL
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3650724
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Patent number 3,650,724
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Issue date Mar 21, 1972
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C03 - GLASS MINERAL OR SLAG WOOL
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3642461
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Patent number 3,642,461
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Issue date Feb 15, 1972
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C03 - GLASS MINERAL OR SLAG WOOL
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3589882
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Patent number 3,589,882
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C03 - GLASS MINERAL OR SLAG WOOL
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3507638
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C03 - GLASS MINERAL OR SLAG WOOL
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C03 - GLASS MINERAL OR SLAG WOOL
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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C03 - GLASS MINERAL OR SLAG WOOL