Julius F. Marquardt

DI Dresser Industries: 1 patents #301 of 787Top 40%

📍 Westchester, IL: #66 of 124 inventorsTop 55%

🗺 Illinois: #48,934 of 84,256 inventorsTop 60%

Overall (All Time): #3,972,023 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4656890	Coupling for a planetary ring gear	—	1987-04-14