Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8294587 | Smoke detector and method of checking blockage of its smoke holes | Michael Danz, Gerhard Niederfeld | 2012-10-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8294587 | Smoke detector and method of checking blockage of its smoke holes | Michael Danz, Gerhard Niederfeld | 2012-10-23 |