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Glassware forming machine
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Patent number 4,853,023
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Issue date Aug 1, 1989
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Liberty Glass Company
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James A. Bolin
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C03 - GLASS MINERAL OR SLAG WOOL
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Moulding tool
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Patent number 4,101,306
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Issue date Jul 18, 1978
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Heye; Hermann
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Lothar Schaar
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3910419
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Patent number 3,910,419
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Issue date Oct 7, 1975
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C03 - GLASS MINERAL OR SLAG WOOL
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3798019
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Patent number 3,798,019
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Issue date Mar 19, 1974
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C03 - GLASS MINERAL OR SLAG WOOL
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3721545
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Patent number 3,721,545
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Issue date Mar 20, 1973
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C03 - GLASS MINERAL OR SLAG WOOL
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3607207
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Patent number 3,607,207
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Issue date Sep 21, 1971
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C03 - GLASS MINERAL OR SLAG WOOL
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3528796
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Patent number 3,528,796
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Issue date Sep 15, 1970
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C03 - GLASS MINERAL OR SLAG WOOL
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3472639
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Patent number 3,472,639
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Issue date Oct 14, 1969
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C03 - GLASS MINERAL OR SLAG WOOL
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3460931
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Patent number 3,460,931
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Issue date Aug 12, 1969
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C03 - GLASS MINERAL OR SLAG WOOL
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3278290
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Patent number 3,278,290
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Issue date Oct 11, 1966
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C03 - GLASS MINERAL OR SLAG WOOL
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3268322
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Patent number 3,268,322
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Issue date Aug 23, 1966
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C03 - GLASS MINERAL OR SLAG WOOL
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3094404
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Patent number 3,094,404
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Issue date Jun 18, 1963
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C03 - GLASS MINERAL OR SLAG WOOL