Betty J. Ditzik

📍 Ypsilanti, MI: #25 of 83 inventorsTop 35%

🗺 Michigan: #1,670 of 6,370 inventorsTop 30%

Overall (2003): #258,280 of 273,478Top 95%

Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6520554	Yard sweepings collection device	—	2003-02-18