Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856604 | Apparatus and method of determining the authenticity of weight obtained from a vibrating tray scale | Richard Anthony Connell | 1989-08-15 |
RS
Robert W. Sisson
Overall (1989): #61,068 of 140,708Top 45%
1
Patents 1989