William J. Baumbach

📍 Fairfax Station, VA: #98 of 168 inventorsTop 60%

🗺 Virginia: #18,729 of 34,511 inventorsTop 55%

Overall (All Time): #4,091,191 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4272640	Automatic sewage valve	—	1981-06-09