Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4275651 | Compactor refuse and other materials | Hugh F. Groth, Ronald E. Shaner | 1981-06-30 |
| 4264007 | Container having separate storage facilities for two materials | — | 1981-04-28 |
| 4231668 | Liquid power driven coating apparatus | Hugh F. Groth, John Vogel | 1980-11-04 |
| 4221291 | Container having separate storage facilities for two materials | — | 1980-09-09 |
| 4195730 | Container having separate storage facilities for two materials | — | 1980-04-01 |