Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4457453 | Self-sealing container closure | Thomas R. McClure, Ann H. Firstenfeld | 1984-07-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4457453 | Self-sealing container closure | Thomas R. McClure, Ann H. Firstenfeld | 1984-07-03 |