| 5904384 |
Push pad trigger release exit device with infinite deadlocking |
William P. Dye, Matthew S. Prucinsky |
1999-05-18 |
| 5762385 |
Push pad trigger release exit device with infinite deadlocking |
William P. Dye, Matthew S. Prucinsky |
1998-06-09 |
| 5690501 |
"Electrical power transfer for 3/4"" offset pivots" |
— |
1997-11-25 |
| 5673949 |
Push pad trigger release for a vertical rod exit device |
William P. Dye, Matthew S. Prucinsky |
1997-10-07 |
| 5609371 |
Push pad trigger release exit device with infinite deadlocking |
William P. Dye, Matthew S. Prucinsky |
1997-03-11 |
| 5570916 |
Breakaway lever clutch with vertical lift trim |
— |
1996-11-05 |
| 5566994 |
Breakaway lever with reset mechanism |
— |
1996-10-22 |
| 5564760 |
Door lever assembly having non-machined fastenerless trim |
— |
1996-10-15 |
| 5520427 |
Breakaway lever with wedge release mechanism |
— |
1996-05-28 |
| 5516161 |
Breakaway lever clutch with cam drive pin |
Paul J. Haeck |
1996-05-14 |
| 5484179 |
Failsafe electric locking lever trim |
— |
1996-01-16 |
| 5464259 |
Door latch assembly with meltable fuse mechanism |
Richard B. Cohrs |
1995-11-07 |
| 5445423 |
Breakaway lever clutch |
— |
1995-08-29 |
| 4977990 |
Free floating dam for a fluid shear coupling apparatus |
— |
1990-12-18 |
| 4913273 |
Fluid shear coupling apparatus having a modulating valve with a movable aperture |
— |
1990-04-03 |
| 4653624 |
Fluid shear coupling apparatus having fluid modulating valve |
— |
1987-03-31 |