AM

Alfred E. Maskrey

LK Leybold-Heraeus Gmbh & Co. Kg: 1 patents #7 of 18Top 40%
📍 Pittsburgh, PA: #4,559 of 7,570 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,113,517 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4207031 Dual speed rotary vane pump Donald H. Hockenberry 1980-06-10