Schakel, Eric G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Schakel, Eric G..The latest application filed is for "glass fiber duct liner".
- Schakel, Eric G. - Sedalia CO
| Patent | Date |
|---|---|
| Glass fiber duct liner App 20030236043 - Calzavara, Thomas S. ; et al. | 2003-12-25 |
| Method of kerfing insulation boards to form duct liners Grant 6,457,237 - Matthews , et al. October 1, 2 | 2002-10-01 |
| Duct liners Grant 6,148,867 - Matthews , et al. November 21, 2 | 2000-11-21 |
| Duct with replaceable insulating duct liners and method of maintaining the same Grant 5,762,109 - Matthews , et al. June 9, 1 | 1998-06-09 |
| Apparatus for coating a molded fibrous workpiece Grant 5,549,753 - Matthews , et al. August 27, 1 | 1996-08-27 |
| Fiber glass air duct with coated interior surface containing an organic biocide Grant 5,379,806 - Matthews , et al. January 10, 1 | 1995-01-10 |
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