Issued Patents 1989
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857039 | Flexible material folding apparatus | Clyde C. Tendick | 1989-08-15 |
| 4850933 | Flexible coupling | — | 1989-07-25 |
| 4850944 | Hot air hem sealer heat exchanger | — | 1989-07-25 |
| 4834698 | Cam positioned index take up roll | — | 1989-05-30 |
| 4834697 | Driven guide roller indexing system | — | 1989-05-30 |
| 4821936 | Hydraulic index drive system | — | 1989-04-18 |
| 4819928 | Plastic film air table conveyor | Clyde C. Tendick | 1989-04-11 |
| 4820252 | Method and apparatus for forming a pair of hems in superposed layers of a moving thermoplastic film web | — | 1989-04-11 |