Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8146315 | Suspended ceiling-support device | Marie Jeanne Ruhlmann | 2012-04-03 |
| 5339587 | Invisible joint device, particularly for stretched cloths | — | 1994-08-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8146315 | Suspended ceiling-support device | Marie Jeanne Ruhlmann | 2012-04-03 |
| 5339587 | Invisible joint device, particularly for stretched cloths | — | 1994-08-23 |