MG

Mary A. Gehrdes

📍 Annapolis, MD: #10 of 32 inventorsTop 35%
🗺 Maryland: #369 of 1,889 inventorsTop 20%
Overall (1997): #182,566 of 185,788Top 100%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5611692 Slip-on apparatus for teaching how to tie laces and other knots — 1997-03-18