Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D258063 | Globoid-worm compressor | Cassius F. Whitehill, Robert D. Whitehill | 1981-01-27 |
| 4227867 | Globoid-worm compressor with single piece housing | Cassius F. Whitehill, Robert D. Whitehill | 1980-10-14 |