Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7693296 | Loudspeaker rigging system having contained maneuverable connecting links | John McGhee, Dean Marshall | 2010-04-06 |
| 7634100 | Rigging system for loudspeakers | John McGhee, Dean Marshall | 2009-12-15 |