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Duct cleaning apparatus
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Patent number 5,813,089
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Issue date Sep 29, 1998
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Abatement Technologies, Inc.
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James R. Nolan
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B08 - CLEANING
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Portable filtration unit
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Patent number 5,593,470
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Issue date Jan 14, 1997
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Abatement Technologies, Inc.
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David M. Shagott
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Methods of using a portable filtration unit
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Patent number 5,588,985
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Issue date Dec 31, 1996
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Abatement Technologies, Inc.
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David M. Shagott
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Portable filtration unit
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Patent number 5,433,763
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Issue date Jul 18, 1995
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Abatement Technologies
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David M. Shagott
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Portable filtration unit
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Patent number 5,230,723
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Issue date Jul 27, 1993
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Abatement Technologies
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Terrell F. Travis
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Portable filtration unit
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Patent number 5,069,691
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Issue date Dec 3, 1991
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Abatement Technologies
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Terrell Travis
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...