Peter Langes

📍 Vallejo, CA: #2 of 7 inventorsTop 30%

🗺 California: #4,598 of 17,285 inventorsTop 30%

Overall (1997): #50,200 of 185,788Top 30%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5687761	Sewer backup indicator apparatus	—	1997-11-18