MH

Mary W. Howard

📍 Vienna, VA: #515 of 839 inventorsTop 65%
🗺 Virginia: #18,729 of 34,511 inventorsTop 55%
Overall (All Time): #4,021,840 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D280646 Doorknob privacy sign James Howard 1985-09-17