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Fluidizable bed structure
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Patent number 4,381,728
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Issue date May 3, 1983
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Northern Telecom Limited
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Jorg-Hein Walling
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Thermal treatment of glass
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Patent number 4,372,774
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Issue date Feb 8, 1983
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Pilkington Brothers Limited
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Raymond P. Cross
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C03 - GLASS MINERAL OR SLAG WOOL
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Dusting apparatus
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Patent number 4,334,494
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Issue date Jun 15, 1982
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Lucas Industries Limited
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Gary Kane
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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3242528
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Patent number 3,242,528
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Issue date Mar 29, 1966
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3199923
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Patent number 3,199,923
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Issue date Aug 10, 1965
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3167442
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Patent number 3,167,442
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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