RD

Robert L. Doubler

HM Hammill Manufacturing: 1 patents #1 of 2Top 50%
📍 Monroe, MI: #5 of 16 inventorsTop 35%
🗺 Michigan: #1,566 of 6,092 inventorsTop 30%
Overall (2004): #128,273 of 270,089Top 50%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6692530 Split sleeve modular joint John E. Hammill, Sr. 2004-02-17