| 5597985 |
Acoustically inactive corrugated structure |
Terrence A. Dear |
1997-01-28 |
| 5209259 |
Fluid distribution system having noise reduction mechanism |
Terrence A. Dear |
1993-05-11 |
| 5014816 |
Silencer for gas induction and exhaust systems |
Terrence A. Dear, Mark Elden Schuchardt |
1991-05-14 |
| 4832147 |
Sound reduction membrane |
Terrence A. Dear, Stephen P. Scheinberg |
1989-05-23 |
| 4418788 |
Branch take-off and silencer for an air distribution system |
Dimiter Gorchev, Herbert Willke |
1983-12-06 |
| 4360075 |
Low back pressure exhaust silencer for diesel locomotives |
Dwight A. Blaser, David J. Goding |
1982-11-23 |
| 4346781 |
Lined-duct acoustic filter |
William P. Patrick |
1982-08-31 |
| 4319521 |
Air distribution system |
Dimiter Gorchev, Herbert Willke |
1982-03-16 |
| 4313522 |
Static pressure regain coupler for an air distribution system |
Dimiter Gorchev |
1982-02-02 |
| 4295416 |
Air distribution system |
Dimiter Gorchev, Herbert Willke |
1981-10-20 |
| 4182430 |
Branch take-off and silencer for an air distribution system |
Dimiter Gorchev |
1980-01-08 |
