Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889549 | Plunger operating mechanism for a glass forming machine | Albert J. Trahan | 1989-12-26 |
| 4888040 | Neck ring/plunger assembly for a glassware forming machine | Albert J. Trahan | 1989-12-19 |
| 4842630 | Manufacture of glassware articles of improved strength | David Braithwaite, Stanley P. Jones, James P. Poole, Harold Rawson | 1989-06-27 |
| 4836839 | Plunger assembly for a glassware forming machine | Albert J. Trahan | 1989-06-06 |