RS

Roger R. Smith

UA US Army: 2 patents #14 of 240Top 6%
📍 Imlay City, MI: #1 of 3 inventorsTop 35%
🗺 Michigan: #41 of 3,452 inventorsTop 2%
Overall (1989): #2,272 of 140,708Top 2%
5
Patents 1989

Issued Patents 1989

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4885950 Bevel gear backlash and clutch device — 1989-12-12
4867037 Turret traversing mechanism — 1989-09-19
4840091 Transmission shift mechanism — 1989-06-20
4813452 Kinetic check valve — 1989-03-21
4813506 Tracked vehicle steering mechanism — 1989-03-21