Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4966400 | Device for removal of animal droppings and debris | Harold L. Hull | 1990-10-30 |
| 4831531 | System for the performance of activity in space | Richard H. Adams, Demetrius G. Jelatis, Carleton E. Jennrich, Rudolph O. Marohl | 1989-05-16 |