Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5358290 | Release mechanism for use with a vacuum cleaning hose | Keith McQuarrie, Anthony M.F. Tsui | 1994-10-25 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5358290 | Release mechanism for use with a vacuum cleaning hose | Keith McQuarrie, Anthony M.F. Tsui | 1994-10-25 |