Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834152 | Storage receptacle sealing and transfer apparatus | David C. Howson, John A. Popken, Frederick L. Stone | 1989-05-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834152 | Storage receptacle sealing and transfer apparatus | David C. Howson, John A. Popken, Frederick L. Stone | 1989-05-30 |