Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017880 | Safety switch | Jeffrey S. Hall | 2011-09-13 |
| 7967348 | Key alignment system for keyed safety interlocks | Jeffrey S. Hall, Mark A. Mantua | 2011-06-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017880 | Safety switch | Jeffrey S. Hall | 2011-09-13 |
| 7967348 | Key alignment system for keyed safety interlocks | Jeffrey S. Hall, Mark A. Mantua | 2011-06-28 |