DA

Douglas T. Avery

📍 Antioch, CA: #4 of 16 inventorsTop 25%
🗺 California: #3,049 of 13,957 inventorsTop 25%
Overall (1994): #141,832 of 165,921Top 90%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5331901 Stock supply train having reciprocating traction chain drive — 1994-07-26