Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340031 | High ratio solar energy concentrating collector | — | 1982-07-20 |
| 4339088 | Embossing method to avoid nesting in convolutely wound rolls and product | — | 1982-07-13 |
| 4328655 | Method of manufacturing a packaged web product and apparatus therefor | Harvey J. Spencer | 1982-05-11 |
| 4313426 | Solar energy collector | — | 1982-02-02 |