MS

Marc M. Spratt

📍 Kalispell, MT: #1 of 8 inventorsTop 15%
🗺 Montana: #16 of 106 inventorsTop 20%
Overall (1989): #135,545 of 140,708Top 100%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4826601 Sewage treatment method Geoffrey W. Harvey, Thor A. Jackola 1989-05-02