Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D272705 | Portable cooler | Fred F. Drucker, Henry P. Glass | 1984-02-21 |
| 4351165 | Portable cooler | Fred F. Drucker, Henry P. Glass | 1982-09-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D272705 | Portable cooler | Fred F. Drucker, Henry P. Glass | 1984-02-21 |
| 4351165 | Portable cooler | Fred F. Drucker, Henry P. Glass | 1982-09-28 |