Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5655873 | Drum lifting attachment for forklifts | Wolfgang Jobmann, Michael D. Naugle | 1997-08-12 |
| 5441322 | Apparatus for lifting drums | Wolfgang Jobmann, Michael D. Naugle | 1995-08-15 |
| 5390795 | Conical drum storage container | Wolfgang Jobmann, Michael D. Naugle | 1995-02-21 |