-
-
Roller bed for a conveyor belt system
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Patent number 6,634,490
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Issue date Oct 21, 2003
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Air Control Science, Inc.
-
John S. Fischer
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Roller bed for a conveyor belt system
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Patent number 6,543,607
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Issue date Apr 8, 2003
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Air Control Science, Inc.
-
John S. Fischer
-
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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-
Passive dust control system
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Patent number 6,000,533
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Issue date Dec 14, 1999
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Air Control Science
-
Steven Arthur Bradbury
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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76498744 - DUSTLESS STACKER
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Serial number 76498744
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Filing date Mar 4, 2003
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AIR CONTROL SCIENCE, INC.
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42 - Scientific and technological services and research and design relating thereto
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76459612 - SAFE COAL HANDLING
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Serial number 76459612
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Filing date Oct 15, 2002
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AIR CONTROL SCIENCE, INC.
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42 - Scientific and technological services and research and design relating thereto
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76432241 - SMART CHUTE
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Serial number 76432241
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Registration number 2824165
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Filing date Jul 19, 2002
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AIR CONTROL SCIENCE, INC.
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7 - Machines and machine tools
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76202896 - UTILITY FIRE PROTECTION
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Serial number 76202896
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Registration number 2603143
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Filing date Jan 30, 2001
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AIR CONTROL SCIENCE, INC.
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42 - Scientific and technological services and research and design relating thereto
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-
75561867 - NO VISIBLE DUST
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Serial number 75561867
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Registration number 2423853
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Filing date Oct 1, 1998
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AIR CONTROL SCIENCE, INC.
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37 - Building construction
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75491396 - DUSTLESS TRANSFER
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Serial number 75491396
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Registration number 2297115
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Filing date May 27, 1998
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AIR CONTROL SCIENCE, INC.
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7 - Machines and machine tools
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74590809 - DUST ANALYST
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Serial number 74590809
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Registration number 2118655
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Filing date Oct 26, 1994
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AIR CONTROL SCIENCE, INC.
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42 - Scientific and technological services and research and design relating thereto