Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D555856 | Scraper tool with pivoting handle | David R. Henke, Thomas Grimm | 2007-11-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D555856 | Scraper tool with pivoting handle | David R. Henke, Thomas Grimm | 2007-11-20 |