WC

William James Campbell

CM Chapin Manufacturing: 1 patents #3 of 6Top 50%
📍 Clarence, NY: #6 of 18 inventorsTop 35%
🗺 New York: #4,032 of 12,227 inventorsTop 35%
Overall (2022): #212,477 of 548,613Top 40%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11483965 Hand-held spreader having a base attachable to a plurality of different hoppers David Dubiel 2022-11-01