Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D266739 | Jar | William J. Plewes, Wolfgang Letzin | 1982-11-02 |
| D266647 | Jar | William J. Plewes, Wolfgang Letzin | 1982-10-26 |
| D266648 | Combined jar and lid | William J. Plewes, Wolfgang Letzin | 1982-10-26 |
| D266649 | Combined jar and lid | William J. Plewes, Wolfgang Letzin | 1982-10-26 |