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Plastic laboratory boiler
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Patent number 5,215,717
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Issue date Jun 1, 1993
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Intertec Associates, Inc.
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Louis A. Conant
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Plastic laboratory condenser
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Patent number 4,678,028
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Issue date Jul 7, 1987
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Intertec Associates Inc.
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Louis A. Conant
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F28 - HEAT EXCHANGE IN GENERAL
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Energy saving heating vessel
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Patent number 4,432,340
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Issue date Feb 21, 1984
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Intertec Associates Inc.
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Louis A. Conant
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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