Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808323 | Non-deleterious dry film lubricant coating composition, rubber sealing element coated therewith; and method of | William D. Best | 1989-02-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808323 | Non-deleterious dry film lubricant coating composition, rubber sealing element coated therewith; and method of | William D. Best | 1989-02-28 |