Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4842630 | Manufacture of glassware articles of improved strength | David Braithwaite, Robert J. Douglas, Stanley P. Jones, Harold Rawson | 1989-06-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4842630 | Manufacture of glassware articles of improved strength | David Braithwaite, Robert J. Douglas, Stanley P. Jones, Harold Rawson | 1989-06-27 |