Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D479374 | Two-handed scraper | Donald Gringer | 2003-09-02 |
| D479375 | Detail scraper | Donald Gringer | 2003-09-02 |
| 6530098 | Multiple tool device | Donald Gringer | 2003-03-11 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D479374 | Two-handed scraper | Donald Gringer | 2003-09-02 |
| D479375 | Detail scraper | Donald Gringer | 2003-09-02 |
| 6530098 | Multiple tool device | Donald Gringer | 2003-03-11 |