HK

Harry J. Kraig

MP Mercury Metal Products: 1 patents #3 of 6Top 50%
📍 Barrington, IL: #464 of 767 inventorsTop 65%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #4,085,578 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4255928 Swingable rain cover for vertical exhaust pipes with stop means W. Richard Jones, Albert Hartman, Earl Conrad 1981-03-17