DC

Delmer E. Campbell

📍 Springfield, MO: #118 of 510 inventorsTop 25%
🗺 Missouri: #6,609 of 23,789 inventorsTop 30%
Overall (All Time): #1,665,317 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5037335 Battery jumper cable connector — 1991-08-06
4922771 Brake adjusting tool — 1990-05-08
4266362 Animal trap locking mechanism John T. Gargis 1981-05-12