| 8349125 |
Cleaning device for transmission electron microscopes |
Ronald A. Vane, Christopher Morgan, George Safar |
2013-01-08 |
| 7261139 |
Manual operating mechanism for upward acting door |
Raymond A. Clark, George Lair |
2007-08-28 |
| 7231953 |
Rollup door with direct connected drive motor unit |
Richard D. Aiken, Raymond A. Clark, George Lair |
2007-06-19 |
| 7131481 |
Flexible curtain rollup door with combination stiffening struts and windlocks |
Richard D. Aiken, Raymond A. Clark, George Lair |
2006-11-07 |
| 6722416 |
Flexible curtain rollup door with combination stiffening struts and windlocks |
Richard D. Aiken, Raymond A. Clark, George Lair |
2004-04-20 |
| 6152207 |
Tandem windbar system for rollup door |
— |
2000-11-28 |
| 5595227 |
Adjustable fence assembly used with jointer-planer machines |
— |
1997-01-21 |
| 4974650 |
Safety guard stop for power tool |
— |
1990-12-04 |