MH

Merrill K. Haddon

📍 Tigard, OR: #3 of 11 inventorsTop 30%
🗺 Oregon: #179 of 893 inventorsTop 25%
Overall (1989): #77,760 of 140,708Top 60%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4835478 Method and apparatus for acoustic detection of faults in underground cables Clifford H. Moulton 1989-05-30