PC

Phyllis M. Callahan

📍 Washington, DC: #7 of 53 inventorsTop 15%
🗺 District of Columbia: #7 of 53 inventorsTop 15%
Overall (1982): #38,481 of 81,411Top 50%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4320816 Window perch Emmanuel K. Christian, Josiah W. Christian 1982-03-23