EL

Edward H. Leech

📍 Salisbury, MD: #67 of 232 inventorsTop 30%
🗺 Maryland: #13,387 of 35,612 inventorsTop 40%
Overall (All Time): #2,342,556 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4663056 Vacuum-sewage-collection system — 1987-05-05
4535800 Valve system for vacuum sewage collection system — 1985-08-20