Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D286774 | Wall telephone | Eric H. Geis, Thomas P. Eisenstadt, Robert E. Lee | 1986-11-18 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D286774 | Wall telephone | Eric H. Geis, Thomas P. Eisenstadt, Robert E. Lee | 1986-11-18 |