Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855165 | Method for making stain and scratch resistant resilient surface coverings | Mary B. Grubb, Raymond S. Hudson, William T. Sigman | 1989-08-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855165 | Method for making stain and scratch resistant resilient surface coverings | Mary B. Grubb, Raymond S. Hudson, William T. Sigman | 1989-08-08 |