JM

John T. McSpadden

📍 Johnson City, TN: #2 of 13 inventorsTop 20%
🗺 Tennessee: #187 of 953 inventorsTop 20%
Overall (1994): #112,806 of 165,921Top 70%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5275562 Method and material for obturating an extirpated root canal — 1994-01-04